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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationLiabilitiesIncurred" xlink:label="element36" />
        <label xlink:type="resource" xlink:label="label36" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetRetirementObligationLiabilitiesIncurred_en-US">Liabilities incurred</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element36" xlink:to="label36" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetRetirementObligationLiabilitiesIncurred" xlink:label="element37" />
        <label xlink:type="resource" xlink:label="label37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AssetRetirementObligationLiabilitiesIncurred_en-US">Saratoga Wind Asset Retirement Obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element37" xlink:to="label37" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="element38" />
        <label xlink:type="resource" xlink:label="label38" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsFairValueDisclosureAbstract_en-US">Assets Fair Value Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element38" xlink:to="label38" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract" xlink:label="element39" />
        <label xlink:type="resource" xlink:label="label39" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AssetsFairValueDisclosureAbstract_en-US">Assets:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element39" xlink:to="label39" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="element40" />
        <label xlink:type="resource" xlink:label="label40" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsFairValueDisclosure_en-US">Assets Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element40" xlink:to="label40" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="element41" />
        <label xlink:type="resource" xlink:label="label41" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AssetsFairValueDisclosure_en-US">Total Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element41" xlink:to="label41" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent" xlink:label="element42" />
        <label xlink:type="resource" xlink:label="label42" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent_en-US">Assets Held-for-sale, Not Part of Disposal Group, Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element42" xlink:to="label42" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent" xlink:label="element43" />
        <label xlink:type="resource" xlink:label="label43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent_en-US">Assets held for sale</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element43" xlink:to="label43" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="element44" />
        <label xlink:type="resource" xlink:label="label44" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsAbstract_en-US">ASSETS</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element44" xlink:to="label44" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="element45" />
        <label xlink:type="resource" xlink:label="label45" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Assets_en-US">Total Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element45" xlink:to="label45" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="element46" />
        <label xlink:type="resource" xlink:label="label46" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_Assets_en-US">Total Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element46" xlink:to="label46" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets" xlink:label="element47" />
        <label xlink:type="resource" xlink:label="label47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_Assets_en-US">Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element47" xlink:to="label47" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="element48" />
        <label xlink:type="resource" xlink:label="label48" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsCurrent_en-US">Total Current Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element48" xlink:to="label48" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="element49" />
        <label xlink:type="resource" xlink:label="label49" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_AssetsCurrent_en-US">Total Current Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element49" xlink:to="label49" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="element50" />
        <label xlink:type="resource" xlink:label="label50" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AssetsCurrentAbstract_en-US">Current Assets:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element50" xlink:to="label50" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="element51" />
        <label xlink:type="resource" xlink:label="label51" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_AvailableForSaleSecurities_en-US">Available For Sale Securities Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element51" xlink:to="label51" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="element52" />
        <label xlink:type="resource" xlink:label="label52" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_AvailableForSaleSecurities_en-US">Available-for-sale securities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element52" xlink:to="label52" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="element53" />
        <label xlink:type="resource" xlink:label="label53" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BalanceSheetLocationDomain_en-US">Balance Sheet Location Domain</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element53" xlink:to="label53" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="element54" />
        <label xlink:type="resource" xlink:label="label54" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_BalanceSheetLocationAxis_en-US">Balance Sheet Location [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element54" xlink:to="label54" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="element55" />
        <label xlink:type="resource" xlink:label="label55" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalExpendituresIncurredButNotYetPaid_en-US">Accrued capital expenditures</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element55" xlink:to="label55" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalAdditionsMember" xlink:label="element56" />
        <label xlink:type="resource" xlink:label="label56" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalAdditionsMember_en-US">Capital Additions [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element56" xlink:to="label56" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquityAbstract" xlink:label="element57" />
        <label xlink:type="resource" xlink:label="label57" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalizationLongtermDebtAndEquityAbstract_en-US">Capitalization:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element57" xlink:to="label57" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity" xlink:label="element58" />
        <label xlink:type="resource" xlink:label="label58" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CapitalizationLongtermDebtAndEquity_en-US">Total Capitalization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element58" xlink:to="label58" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CapitalizationLongtermDebtAndEquity" xlink:label="element59" />
        <label xlink:type="resource" xlink:label="label59" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CapitalizationLongtermDebtAndEquity_en-US">Total Capitalization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element59" xlink:to="label59" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="element60" />
        <label xlink:type="resource" xlink:label="label60" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CarryingReportedAmountFairValueDisclosureMember_en-US">Carrying Amount [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element60" xlink:to="label60" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="element61" />
        <label xlink:type="resource" xlink:label="label61" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_en-US">Cash And Cash Equivalents Restricted Cash And Cash Equivalents Policy</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element61" xlink:to="label61" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="element62" />
        <label xlink:type="resource" xlink:label="label62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_en-US">Restricted Cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element62" xlink:to="label62" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="element63" />
        <label xlink:type="resource" xlink:label="label63" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashAndCashEquivalentsFairValueDisclosure_en-US">Cash And Cash Equivalents, Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element63" xlink:to="label63" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="element64" />
        <label xlink:type="resource" xlink:label="label64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CashAndCashEquivalentsFairValueDisclosure_en-US">Cash and cash equivalents</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element64" xlink:to="label64" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="element65" />
        <label xlink:type="resource" xlink:label="label65" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_en-US">Cash, cash equivalents, and restricted cash at beginning of period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element65" xlink:to="label65" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="element66" />
        <label xlink:type="resource" xlink:label="label66" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_en-US">Cash, cash equivalents, and restricted cash at end of period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element66" xlink:to="label66" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="element67" />
        <label xlink:type="resource" xlink:label="label67" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_en-US">Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element67" xlink:to="label67" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations" xlink:label="element68" />
        <label xlink:type="resource" xlink:label="label68" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_en-US">Cash, cash equivalents, and restricted cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element68" xlink:to="label68" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy" xlink:label="element69" />
        <label xlink:type="resource" xlink:label="label69" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_en-US">Cash And Cash Equivalents Unrestricted Cash And Cash Equivalents Policy</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element69" xlink:to="label69" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy" xlink:label="element70" />
        <label xlink:type="resource" xlink:label="label70" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy_en-US">Cash and Cash Equivalents</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element70" xlink:to="label70" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="element71" />
        <label xlink:type="resource" xlink:label="label71" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_CashAndCashEquivalentsAtCarryingValue_en-US">Cash and cash equivalents at beginning of period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element71" xlink:to="label71" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="element72" />
        <label xlink:type="resource" xlink:label="label72" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_CashAndCashEquivalentsAtCarryingValue_en-US">Cash and cash equivalents at end of period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element72" xlink:to="label72" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="element73" />
        <label xlink:type="resource" xlink:label="label73" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashAndCashEquivalentsAtCarryingValue_en-US">Cash and cash equivalents</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element73" xlink:to="label73" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="element74" />
        <label xlink:type="resource" xlink:label="label74" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_en-US">Change in Cash, Cash Equivalents, and Restricted Cash:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element74" xlink:to="label74" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="element75" />
        <label xlink:type="resource" xlink:label="label75" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_en-US">Change in cash, cash equivalents, and restricted cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element75" xlink:to="label75" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect" xlink:label="element76" />
        <label xlink:type="resource" xlink:label="label76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_en-US">Change in cash, cash equivalents, and restricted cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element76" xlink:to="label76" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" xlink:label="element77" />
        <label xlink:type="resource" xlink:label="label77" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries_en-US">Cash Dividends Paid to Parent Company by Consolidated Subsidiaries</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element77" xlink:to="label77" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries" xlink:label="element78" />
        <label xlink:type="resource" xlink:label="label78" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_CashDividendsPaidToParentCompanyByConsolidatedSubsidiaries_en-US">Cash dividends paid to parent by MGE</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element78" xlink:to="label78" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract" xlink:label="element79" />
        <label xlink:type="resource" xlink:label="label79" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_en-US">Significant noncash investing activities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element79" xlink:to="label79" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="element80" />
        <label xlink:type="resource" xlink:label="label80" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CashFlowHedgingMember_en-US">Cash Flow Hedging [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element80" xlink:to="label80" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDisclosuresAbstract" xlink:label="element81" />
        <label xlink:type="resource" xlink:label="label81" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ClassOfStockDisclosuresAbstract_en-US">Common Stock [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element81" xlink:to="label81" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CollateralAlreadyPostedAggregateFairValue" xlink:label="element82" />
        <label xlink:type="resource" xlink:label="label82" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CollateralAlreadyPostedAggregateFairValue_en-US">Collateral posted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element82" xlink:to="label82" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="element83" />
        <label xlink:type="resource" xlink:label="label83" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommitmentsAndContingencies_en-US">Commitments and contingencies (see Footnote 8)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element83" xlink:to="label83" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="element84" />
        <label xlink:type="resource" xlink:label="label84" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_en-US">Commitments and Contingencies Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element84" xlink:to="label84" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="element85" />
        <label xlink:type="resource" xlink:label="label85" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_en-US">Commitments and Contingencies</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element85" xlink:to="label85" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommodityContractMember" xlink:label="element86" />
        <label xlink:type="resource" xlink:label="label86" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommodityContractMember_en-US">Commodity Derivative Contracts [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element86" xlink:to="label86" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="element87" />
        <label xlink:type="resource" xlink:label="label87" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_en-US">Common Stock Capital Shares Reserved For Future Issuance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element87" xlink:to="label87" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="element88" />
        <label xlink:type="resource" xlink:label="label88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_en-US">Common stock to be issued with plan</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element88" xlink:to="label88" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockMember" xlink:label="element89" />
        <label xlink:type="resource" xlink:label="label89" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockMember_en-US">Common Stock [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element89" xlink:to="label89" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract" xlink:label="element90" />
        <label xlink:type="resource" xlink:label="label90" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract_en-US">Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element90" xlink:to="label90" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockDividendsPerShareCashPaid" xlink:label="element91" />
        <label xlink:type="resource" xlink:label="label91" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockDividendsPerShareCashPaid_en-US">Dividends per share of common stock</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element91" xlink:to="label91" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="element92" />
        <label xlink:type="resource" xlink:label="label92" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockParOrStatedValuePerShare_en-US">Common stock, par value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element92" xlink:to="label92" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="element93" />
        <label xlink:type="resource" xlink:label="label93" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockSharesIssued_en-US">Common stock, shares issued</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element93" xlink:to="label93" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="element94" />
        <label xlink:type="resource" xlink:label="label94" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CommonStockSharesAuthorized_en-US">Common stock, shares authorized</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element94" xlink:to="label94" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="element95" />
        <label xlink:type="resource" xlink:label="label95" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CompensationAndRetirementDisclosureAbstract_en-US">Compensation and Retirement Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element95" xlink:to="label95" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeMember" xlink:label="element96" />
        <label xlink:type="resource" xlink:label="label96" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ComprehensiveIncomeMember_en-US">Comprehensive Income [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element96" xlink:to="label96" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConsolidationVariableInterestEntityPolicy" xlink:label="element97" />
        <label xlink:type="resource" xlink:label="label97" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ConsolidationVariableInterestEntityPolicy_en-US">Variable Interest Entities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element97" xlink:to="label97" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConsolidationVariableInterestEntityPolicy" xlink:label="element98" />
        <label xlink:type="resource" xlink:label="label98" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ConsolidationVariableInterestEntityPolicy_en-US">Consolidation, Variable Interest Entity, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element98" xlink:to="label98" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ConstructionInProgressGross" xlink:label="element99" />
        <label xlink:type="resource" xlink:label="label99" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ConstructionInProgressGross_en-US">Construction work in progress</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element99" xlink:to="label99" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CorporateAndOtherMember" xlink:label="element100" />
        <label xlink:type="resource" xlink:label="label100" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CorporateAndOtherMember_en-US">All Others [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element100" xlink:to="label100" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="element101" />
        <label xlink:type="resource" xlink:label="label101" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_CostOfRevenue_en-US">Cost of Revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element101" xlink:to="label101" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="element102" />
        <label xlink:type="resource" xlink:label="label102" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_CostOfRevenue_en-US">Operating expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element102" xlink:to="label102" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTableTextBlock" xlink:label="element103" />
        <label xlink:type="resource" xlink:label="label103" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisaggregationOfRevenueTableTextBlock_en-US">Disaggregation of Revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element103" xlink:to="label103" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems" xlink:label="element104" />
        <label xlink:type="resource" xlink:label="label104" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisaggregationOfRevenueLineItems_en-US">Disaggregation of Revenue [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element104" xlink:to="label104" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisaggregationOfRevenueTable" xlink:label="element105" />
        <label xlink:type="resource" xlink:label="label105" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisaggregationOfRevenueTable_en-US">Disaggregation of Revenue [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element105" xlink:to="label105" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="element106" />
        <label xlink:type="resource" xlink:label="label106" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentTerm_en-US">Debt Instrument, Term</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element106" xlink:to="label106" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="element107" />
        <label xlink:type="resource" xlink:label="label107" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DebtInstrumentTerm_en-US">Term</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element107" xlink:to="label107" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet" xlink:label="element108" />
        <label xlink:type="resource" xlink:label="label108" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_en-US">Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element108" xlink:to="label108" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet" xlink:label="element109" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element109" xlink:to="label109" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="element110" />
        <label xlink:type="resource" xlink:label="label110" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentTable_en-US">Schedule of Long-term Debt Instruments [Table]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="element111" />
        <label xlink:type="resource" xlink:label="label111" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentAxis_en-US">Debt Instrument [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element111" xlink:to="label111" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="element112" />
        <label xlink:type="resource" xlink:label="label112" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentCarryingAmount_en-US">Long-term debt, gross</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element112" xlink:to="label112" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="element113" />
        <label xlink:type="resource" xlink:label="label113" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentLineItems_en-US">Debt Instrument [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element113" xlink:to="label113" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="element114" />
        <label xlink:type="resource" xlink:label="label114" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentNameDomain_en-US">Debt Instrument, Name [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element114" xlink:to="label114" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="element115" />
        <label xlink:type="resource" xlink:label="label115" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentFaceAmount_en-US">Debt Instrument, Face Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element115" xlink:to="label115" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="element116" />
        <label xlink:type="resource" xlink:label="label116" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DebtInstrumentFaceAmount_en-US">Face amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element116" xlink:to="label116" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="element117" />
        <label xlink:type="resource" xlink:label="label117" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DebtInstrumentInterestRateStatedPercentage_en-US">Debt Instrument, Interest Rate, Stated Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element117" xlink:to="label117" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="element118" />
        <label xlink:type="resource" xlink:label="label118" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DebtInstrumentInterestRateStatedPercentage_en-US">Interest rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element118" xlink:to="label118" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:label="element119" />
        <label xlink:type="resource" xlink:label="label119" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredIncomeTaxLiabilitiesNet_en-US">Deferred income taxes noncurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element119" xlink:to="label119" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet" xlink:label="element120" />
        <label xlink:type="resource" xlink:label="label120" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredIncomeTaxLiabilitiesNet_en-US">Deferred income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element120" xlink:to="label120" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredCompensationArrangementsAbstract" xlink:label="element121" />
        <label xlink:type="resource" xlink:label="label121" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredCompensationArrangementsAbstract_en-US">Fair Value Assets Measured On Recurring And Nonrecurring Basis Deferred Compensation Interest Calculation [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element121" xlink:to="label121" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredCompensationArrangementsAbstract" xlink:label="element122" />
        <label xlink:type="resource" xlink:label="label122" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DeferredCompensationArrangementsAbstract_en-US">Deferred compensation plan [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element122" xlink:to="label122" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="element123" />
        <label xlink:type="resource" xlink:label="label123" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DeferredIncomeTaxExpenseBenefit_en-US">Deferred income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element123" xlink:to="label123" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="element124" />
        <label xlink:type="resource" xlink:label="label124" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DeferredIncomeTaxExpenseBenefit_en-US">Deferred income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element124" xlink:to="label124" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation" xlink:label="element125" />
        <label xlink:type="resource" xlink:label="label125" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation_en-US">Defined Benefit Plan Amortization Of Transition Obligations Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element125" xlink:to="label125" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation" xlink:label="element126" />
        <label xlink:type="resource" xlink:label="label126" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanAmortizationOfTransitionAssetObligation_en-US">Transition obligation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element126" xlink:to="label126" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="element127" />
        <label xlink:type="resource" xlink:label="label127" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_en-US">Defined Benefit Plan Amortization Of Gains Losses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element127" xlink:to="label127" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="element128" />
        <label xlink:type="resource" xlink:label="label128" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_en-US">Actuarial loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element128" xlink:to="label128" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="element129" />
        <label xlink:type="resource" xlink:label="label129" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanDisclosureLineItems_en-US">Defined Benefit Plan Disclosure [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element129" xlink:to="label129" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems" xlink:label="element130" />
        <label xlink:type="resource" xlink:label="label130" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanDisclosureLineItems_en-US">Components of net periodic benefit cost [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element130" xlink:to="label130" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="element131" />
        <label xlink:type="resource" xlink:label="label131" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_en-US">Defined Benefit Plan Amortization Of Prior Service Cost Credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element131" xlink:to="label131" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit" xlink:label="element132" />
        <label xlink:type="resource" xlink:label="label132" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_en-US">Prior service credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element132" xlink:to="label132" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract" xlink:label="element133" />
        <label xlink:type="resource" xlink:label="label133" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_en-US">Components of net periodic benefit cost:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element133" xlink:to="label133" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="element134" />
        <label xlink:type="resource" xlink:label="label134" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_en-US">Defined Benefit Plan Expected Return On Plan Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element134" xlink:to="label134" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="element135" />
        <label xlink:type="resource" xlink:label="label135" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_en-US">Expected return on assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element135" xlink:to="label135" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="element136" />
        <label xlink:type="resource" xlink:label="label136" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_en-US">Defined Benefit Plan Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element136" xlink:to="label136" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="element137" />
        <label xlink:type="resource" xlink:label="label137" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_en-US">Net periodic benefit (credit) cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element137" xlink:to="label137" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="element138" />
        <label xlink:type="resource" xlink:label="label138" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanInterestCost_en-US">Defined Benefit Plan Interest Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element138" xlink:to="label138" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="element139" />
        <label xlink:type="resource" xlink:label="label139" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanInterestCost_en-US">Interest cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element139" xlink:to="label139" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="element140" />
        <label xlink:type="resource" xlink:label="label140" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanServiceCost_en-US">Defined Benefit Plan Service Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element140" xlink:to="label140" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="element141" />
        <label xlink:type="resource" xlink:label="label141" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanServiceCost_en-US">Service cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element141" xlink:to="label141" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent" xlink:label="element142" />
        <label xlink:type="resource" xlink:label="label142" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_en-US">Pension and other postretirement benefit asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element142" xlink:to="label142" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent" xlink:label="element143" />
        <label xlink:type="resource" xlink:label="label143" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_en-US">Pension benefit asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element143" xlink:to="label143" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:label="element144" />
        <label xlink:type="resource" xlink:label="label144" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_en-US">Derivative Liability Collateral Right To Reclaim Cash Offset</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:label="element145" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element145" xlink:to="label145" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset" xlink:label="element146" />
        <label xlink:type="resource" xlink:label="label146" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_en-US">Collateral posted against derivative positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element146" xlink:to="label146" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset" xlink:label="element147" />
        <label xlink:type="resource" xlink:label="label147" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_en-US">Derivative Asset Collateral Obligation To Return Cash Offset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element147" xlink:to="label147" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset" xlink:label="element148" />
        <label xlink:type="resource" xlink:label="label148" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_en-US">Collateral posted against derivative positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element148" xlink:to="label148" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset" xlink:label="element149" />
        <label xlink:type="resource" xlink:label="label149" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_en-US">Collateral posted against derivative positions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element149" xlink:to="label149" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure" xlink:label="element150" />
        <label xlink:type="resource" xlink:label="label150" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeNonmonetaryNotionalAmountEnergyMeasure_en-US">Notional amount, energy measure (in MWh)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element150" xlink:to="label150" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability" xlink:label="element151" />
        <label xlink:type="resource" xlink:label="label151" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeAssetFairValueGrossLiability_en-US">Derivative Asset, Fair Value, Gross Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element151" xlink:to="label151" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability" xlink:label="element152" />
        <label xlink:type="resource" xlink:label="label152" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DerivativeAssetFairValueGrossLiability_en-US">Gross amounts offset in balance sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element152" xlink:to="label152" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="element153" />
        <label xlink:type="resource" xlink:label="label153" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeAssets_en-US">Derivative Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element153" xlink:to="label153" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="element154" />
        <label xlink:type="resource" xlink:label="label154" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DerivativeAssets_en-US">Net amount presented in balance sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element154" xlink:to="label154" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="element155" />
        <label xlink:type="resource" xlink:label="label155" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeAssets_en-US">Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element155" xlink:to="label155" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="element156" />
        <label xlink:type="resource" xlink:label="label156" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeCollateralRightToReclaimCash_en-US">Derivative Collateral Right To Reclaim Cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element156" xlink:to="label156" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="element157" />
        <label xlink:type="resource" xlink:label="label157" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeCollateralRightToReclaimCash_en-US">Derivative collateral</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element157" xlink:to="label157" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash" xlink:label="element158" />
        <label xlink:type="resource" xlink:label="label158" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_DerivativeCollateralRightToReclaimCash_en-US">Derivative, right to reclaim collateral (receivable)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element158" xlink:to="label158" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="element159" />
        <label xlink:type="resource" xlink:label="label159" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_en-US">Derivative Instruments and Hedging Activities Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element159" xlink:to="label159" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="element160" />
        <label xlink:type="resource" xlink:label="label160" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeLiabilityFairValueGrossAsset_en-US">Derivative Liability, Fair Value, Gross Asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element160" xlink:to="label160" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="element161" />
        <label xlink:type="resource" xlink:label="label161" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DerivativeLiabilityFairValueGrossAsset_en-US">Gross amounts offset in balance sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element161" xlink:to="label161" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="element162" />
        <label xlink:type="resource" xlink:label="label162" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeInstrumentRiskAxis_en-US">Derivative Instrument Risk [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element162" xlink:to="label162" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="element163" />
        <label xlink:type="resource" xlink:label="label163" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_en-US">Derivative and Hedging Instruments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element163" xlink:to="label163" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="element164" />
        <label xlink:type="resource" xlink:label="label164" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeLiabilities_en-US">Derivative Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element164" xlink:to="label164" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="element165" />
        <label xlink:type="resource" xlink:label="label165" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_DerivativeLiabilities_en-US">Net amount presented in balance sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element165" xlink:to="label165" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="element166" />
        <label xlink:type="resource" xlink:label="label166" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeLiabilities_en-US">Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element166" xlink:to="label166" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="element167" />
        <label xlink:type="resource" xlink:label="label167" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeLiabilitiesNoncurrent_en-US">Derivative liability (long-term)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element167" xlink:to="label167" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="element168" />
        <label xlink:type="resource" xlink:label="label168" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeLiabilitiesNoncurrent_en-US">Other deferred liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element168" xlink:to="label168" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesNoncurrent" xlink:label="element169" />
        <label xlink:type="resource" xlink:label="label169" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_DerivativeLiabilitiesNoncurrent_en-US">Derivative liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element169" xlink:to="label169" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="element170" />
        <label xlink:type="resource" xlink:label="label170" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeLiabilitiesCurrent_en-US">Derivative liability (current)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element170" xlink:to="label170" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="element171" />
        <label xlink:type="resource" xlink:label="label171" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeLiabilitiesCurrent_en-US">Other current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element171" xlink:to="label171" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilitiesCurrent" xlink:label="element172" />
        <label xlink:type="resource" xlink:label="label172" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_DerivativeLiabilitiesCurrent_en-US">Derivative liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element172" xlink:to="label172" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNetAbstract" xlink:label="element173" />
        <label xlink:type="resource" xlink:label="label173" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_en-US">Derivative Fair Value Of Derivative Net Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element173" xlink:to="label173" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNetAbstract" xlink:label="element174" />
        <label xlink:type="resource" xlink:label="label174" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_en-US">Derivative fair values [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element174" xlink:to="label174" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="element175" />
        <label xlink:type="resource" xlink:label="label175" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeFairValueOfDerivativeNet_en-US">Derivative fair value, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element175" xlink:to="label175" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="element176" />
        <label xlink:type="resource" xlink:label="label176" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xml:lang="en-US" id="periodStart_us-gaap_DerivativeFairValueOfDerivativeNet_en-US">Beginning balance,</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element176" xlink:to="label176" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNet" xlink:label="element177" />
        <label xlink:type="resource" xlink:label="label177" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xml:lang="en-US" id="periodEnd_us-gaap_DerivativeFairValueOfDerivativeNet_en-US">Ending balance,</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element177" xlink:to="label177" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="element178" />
        <label xlink:type="resource" xlink:label="label178" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeFairValueOfDerivativeAsset_en-US">Asset Derivatives, fair value, gross basis</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element178" xlink:to="label178" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="element179" />
        <label xlink:type="resource" xlink:label="label179" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativeFairValueOfDerivativeAsset_en-US">Gross amounts</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element179" xlink:to="label179" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="element180" />
        <label xlink:type="resource" xlink:label="label180" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DerivativeGainLossOnDerivativeNet_en-US">Realized losses (gains) on income statement</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element180" xlink:to="label180" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="element181" />
        <label xlink:type="resource" xlink:label="label181" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeGainLossOnDerivativeNet_en-US">Realized gain (loss) on income statement</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="element189" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="element190" />
        <label xlink:type="resource" xlink:label="label190" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativeContractTypeDomain_en-US">Derivative Contract Type Domain</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativesOffsettingFairValueAmountsPolicy" xlink:label="element191" />
        <label xlink:type="resource" xlink:label="label191" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativesOffsettingFairValueAmountsPolicy_en-US">Derivative Netting</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element191" xlink:to="label191" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="element192" />
        <label xlink:type="resource" xlink:label="label192" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativesFairValueLineItems_en-US">Derivatives Fair Value [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element192" xlink:to="label192" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="element193" />
        <label xlink:type="resource" xlink:label="label193" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DerivativesFairValueLineItems_en-US">Derivative instruments at fair value on the balance sheet [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element193" xlink:to="label193" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativesMethodsOfAccountingHedgingDerivatives" xlink:label="element194" />
        <label xlink:type="resource" xlink:label="label194" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DerivativesMethodsOfAccountingHedgingDerivatives_en-US">Derivative Hedging</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element194" xlink:to="label194" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DilutiveSecurities" xlink:label="element195" />
        <label xlink:type="resource" xlink:label="label195" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DilutiveSecurities_en-US">Dilutive securities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element195" xlink:to="label195" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DilutiveSecuritiesAbstract" xlink:label="element196" />
        <label xlink:type="resource" xlink:label="label196" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DilutiveSecuritiesAbstract_en-US">Dilutive Shares Calculation [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element196" xlink:to="label196" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="element197" />
        <label xlink:type="resource" xlink:label="label197" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_en-US">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element197" xlink:to="label197" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="element198" />
        <label xlink:type="resource" xlink:label="label198" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_en-US">Share-Based Compensation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element198" xlink:to="label198" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="element199" />
        <label xlink:type="resource" xlink:label="label199" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DividendsCommonStockCash_en-US">Dividends Common Stock Cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element199" xlink:to="label199" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="element200" />
        <label xlink:type="resource" xlink:label="label200" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_DividendsCommonStockCash_en-US">Common stock dividends declared</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element200" xlink:to="label200" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsPaidinkind" xlink:label="element201" />
        <label xlink:type="resource" xlink:label="label201" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DividendsPaidinkind_en-US">Dividends, Paid-in-kind</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element201" xlink:to="label201" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsPaidinkind" xlink:label="element202" />
        <label xlink:type="resource" xlink:label="label202" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DividendsPaidinkind_en-US">Dividend in kind to parent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element202" xlink:to="label202" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsReceivable" xlink:label="element203" />
        <label xlink:type="resource" xlink:label="label203" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DividendsReceivable_en-US">Dividends Receivable</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element203" xlink:to="label203" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DividendsReceivable" xlink:label="element204" />
        <label xlink:type="resource" xlink:label="label204" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_DividendsReceivable_en-US">Dividend receivable from ATC</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element204" xlink:to="label204" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueFromAffiliateCurrent" xlink:label="element205" />
        <label xlink:type="resource" xlink:label="label205" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DueFromAffiliateCurrent_en-US">Affiliate receivables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element205" xlink:to="label205" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueFromRelatedParties" xlink:label="element206" />
        <label xlink:type="resource" xlink:label="label206" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DueFromRelatedParties_en-US">Due from related parties</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element206" xlink:to="label206" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueFromAffiliateNoncurrent" xlink:label="element207" />
        <label xlink:type="resource" xlink:label="label207" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DueFromAffiliateNoncurrent_en-US">Affiliate receivable long-term</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element207" xlink:to="label207" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueToAffiliateCurrent" xlink:label="element208" />
        <label xlink:type="resource" xlink:label="label208" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_DueToAffiliateCurrent_en-US">Affiliate payables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element208" xlink:to="label208" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EarningsPerShareBasicAndDiluted" xlink:label="element209" />
        <label xlink:type="resource" xlink:label="label209" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EarningsPerShareBasicAndDiluted_en-US">Earnings Per Share of Common Stock (basic and diluted)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element209" xlink:to="label209" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="element210" />
        <label xlink:type="resource" xlink:label="label210" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_en-US">Statutory federal income tax rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element210" xlink:to="label210" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:label="element211" />
        <label xlink:type="resource" xlink:label="label211" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_en-US">EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element211" xlink:to="label211" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate" xlink:label="element212" />
        <label xlink:type="resource" xlink:label="label212" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate_en-US">Amortization of utility excess deferred tax - tax reform</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element212" xlink:to="label212" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="element213" />
        <label xlink:type="resource" xlink:label="label213" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_en-US">State income taxes, net of federal benefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element213" xlink:to="label213" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" xlink:label="element214" />
        <label xlink:type="resource" xlink:label="label214" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_en-US">EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" xlink:label="element215" />
        <label xlink:type="resource" xlink:label="label215" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_en-US">Other, net, individually significant</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" xlink:label="element216" />
        <label xlink:type="resource" xlink:label="label216" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent_en-US">Other, net, individually significant</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities" xlink:label="element217" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EnergyRelatedInventoryOtherFossilFuel" xlink:label="element232" />
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        <label xlink:type="resource" xlink:label="label233" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EnergyRelatedInventoryGasStoredUnderground_en-US">Stored natural gas, at average cost</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract" xlink:label="element234" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="element235" />
        <label xlink:type="resource" xlink:label="label235" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityComponentDomain_en-US">Equity Component [Domain]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="element236" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="element237" />
        <label xlink:type="resource" xlink:label="label237" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_EquityMethodInvestmentDividendsOrDistributions_en-US">Dividends from ATC</label>
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        <label xlink:type="resource" xlink:label="label238" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_EquityMethodInvestmentDividendsOrDistributions_en-US">Dividends from MGE Transco</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="element239" />
        <label xlink:type="resource" xlink:label="label239" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityMethodInvestmentOwnershipPercentage_en-US">Ownership interest in equity-method investee</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentsDisclosureTextBlock" xlink:label="element241" />
        <label xlink:type="resource" xlink:label="label241" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_EquityMethodInvestmentsDisclosureTextBlock_en-US">Investment in ATC and ATC Holdco Text Block</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvestmentsDisclosureTextBlock" xlink:label="element242" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward" xlink:label="element246" />
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        <label xlink:type="resource" xlink:label="label247" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersNet_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Transfers, Net</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs" xlink:label="element257" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:label="element258" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss" xlink:label="element259" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases" xlink:label="element260" />
        <label xlink:type="resource" xlink:label="label260" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases_en-US">Purchases</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases" xlink:label="element261" />
        <label xlink:type="resource" xlink:label="label261" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Purchases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element261" xlink:to="label261" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales" xlink:label="element262" />
        <label xlink:type="resource" xlink:label="label262" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Sales</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element262" xlink:to="label262" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales" xlink:label="element263" />
        <label xlink:type="resource" xlink:label="label263" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales_en-US">Sales</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="element264" />
        <label xlink:type="resource" xlink:label="label264" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueDisclosuresAbstract_en-US">Fair Value Disclosures [Abstract]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="element265" />
        <label xlink:type="resource" xlink:label="label265" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_en-US">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element265" xlink:to="label265" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="element266" />
        <label xlink:type="resource" xlink:label="label266" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element266" xlink:to="label266" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="element267" />
        <label xlink:type="resource" xlink:label="label267" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueMeasurementsRecurringMember_en-US">Recurring [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element267" xlink:to="label267" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="element268" />
        <label xlink:type="resource" xlink:label="label268" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueMeasurementFrequencyDomain_en-US">Fair Value, Measurement Frequency [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element268" xlink:to="label268" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems" xlink:label="element269" />
        <label xlink:type="resource" xlink:label="label269" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_en-US">Fair Value Inputs Assets Quantitative Information [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element269" xlink:to="label269" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock" xlink:label="element270" />
        <label xlink:type="resource" xlink:label="label270" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_en-US">Significant Unobservable Inputs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element270" xlink:to="label270" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="element271" />
        <label xlink:type="resource" xlink:label="label271" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_en-US">Fair Value Measurements Fair Value Hierarchy [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element271" xlink:to="label271" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="element272" />
        <label xlink:type="resource" xlink:label="label272" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueByFairValueHierarchyLevelAxis_en-US">Fair Value By Fair Value Hierarchy Level [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element272" xlink:to="label272" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:label="element273" />
        <label xlink:type="resource" xlink:label="label273" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_en-US">Fair Value Inputs Assets Quantitative Information [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element273" xlink:to="label273" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="element274" />
        <label xlink:type="resource" xlink:label="label274" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueByMeasurementFrequencyAxis_en-US">Measurement Frequency [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element274" xlink:to="label274" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="element275" />
        <label xlink:type="resource" xlink:label="label275" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueByMeasurementBasisAxis_en-US">Measurement Basis [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element275" xlink:to="label275" />
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        <label xlink:type="resource" xlink:label="label276" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueDisclosuresTextBlock_en-US">Fair Value of Financial Instruments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element276" xlink:to="label276" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="element277" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element277" xlink:to="label277" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock" xlink:label="element278" />
        <label xlink:type="resource" xlink:label="label278" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock_en-US">Gains and Losses Included in Income for Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element278" xlink:to="label278" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="element279" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element279" xlink:to="label279" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="element280" />
        <label xlink:type="resource" xlink:label="label280" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_en-US">Fair value and carrying value of financial instruments [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element280" xlink:to="label280" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="element281" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element281" xlink:to="label281" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="element282" />
        <label xlink:type="resource" xlink:label="label282" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueByBalanceSheetGroupingTextBlock_en-US">Estimated Fair Market Value of Financial Instruments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element282" xlink:to="label282" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="element283" />
        <label xlink:type="resource" xlink:label="label283" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueDisclosureItemAmountsDomain_en-US">Fair Value Measurement [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element283" xlink:to="label283" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="element284" />
        <label xlink:type="resource" xlink:label="label284" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueInputsLevel1Member_en-US">Level 1 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element284" xlink:to="label284" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="element285" />
        <label xlink:type="resource" xlink:label="label285" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueInputsLevel3Member_en-US">Level 3 [Member]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="element286" />
        <label xlink:type="resource" xlink:label="label286" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueInputsLevel2Member_en-US">Level 2 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element286" xlink:to="label286" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:label="element287" />
        <label xlink:type="resource" xlink:label="label287" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_en-US">Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element287" xlink:to="label287" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="element288" />
        <label xlink:type="resource" xlink:label="label288" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_en-US">Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element288" xlink:to="label288" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="element289" />
        <label xlink:type="resource" xlink:label="label289" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_en-US">Finance Lease Liability Undiscounted Excess Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element289" xlink:to="label289" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount" xlink:label="element290" />
        <label xlink:type="resource" xlink:label="label290" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_en-US">Less: Present value discount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element290" xlink:to="label290" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="element291" />
        <label xlink:type="resource" xlink:label="label291" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeasePrincipalPayments_en-US">Finance Lease Principal Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element291" xlink:to="label291" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeasePrincipalPayments" xlink:label="element292" />
        <label xlink:type="resource" xlink:label="label292" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeasePrincipalPayments_en-US">Finance leases - Financing cash flows</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element292" xlink:to="label292" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="element293" />
        <label xlink:type="resource" xlink:label="label293" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_en-US">Finance Lease Liability Payments Due Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element293" xlink:to="label293" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive" xlink:label="element294" />
        <label xlink:type="resource" xlink:label="label294" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_en-US">2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element294" xlink:to="label294" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="element295" />
        <label xlink:type="resource" xlink:label="label295" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityCurrent_en-US">Finance Lease Liability Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element295" xlink:to="label295" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityCurrent" xlink:label="element296" />
        <label xlink:type="resource" xlink:label="label296" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityCurrent_en-US">Finance lease liabilities - current, Other current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element296" xlink:to="label296" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="element297" />
        <label xlink:type="resource" xlink:label="label297" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_en-US">Finance Lease Weighted Average Remaining Lease Term 1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element297" xlink:to="label297" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="element298" />
        <label xlink:type="resource" xlink:label="label298" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_en-US">Weighted average remaining lease term (years) finance leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element298" xlink:to="label298" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="element299" />
        <label xlink:type="resource" xlink:label="label299" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseRightOfUseAssetAmortization_en-US">Finance Lease Right Of Use Asset Amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element299" xlink:to="label299" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAssetAmortization" xlink:label="element300" />
        <label xlink:type="resource" xlink:label="label300" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseRightOfUseAssetAmortization_en-US">Amortization of leased assets, Depreciation and amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element300" xlink:to="label300" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree" xlink:label="element301" />
        <label xlink:type="resource" xlink:label="label301" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_en-US">Finance Lease Liability Payments Due Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element301" xlink:to="label301" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree" xlink:label="element302" />
        <label xlink:type="resource" xlink:label="label302" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_en-US">2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element302" xlink:to="label302" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent" xlink:label="element303" />
        <label xlink:type="resource" xlink:label="label303" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_en-US">Finance Lease Weighted Average Discount Rate Percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element303" xlink:to="label303" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent" xlink:label="element304" />
        <label xlink:type="resource" xlink:label="label304" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_en-US">Weighted average disocunt rate finance leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element304" xlink:to="label304" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour" xlink:label="element305" />
        <label xlink:type="resource" xlink:label="label305" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_en-US">Finance Lease Liability Payments Due Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element305" xlink:to="label305" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour" xlink:label="element306" />
        <label xlink:type="resource" xlink:label="label306" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_en-US">2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element306" xlink:to="label306" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="element307" />
        <label xlink:type="resource" xlink:label="label307" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_en-US">Finance Lease Liability Payments Due Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element307" xlink:to="label307" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo" xlink:label="element308" />
        <label xlink:type="resource" xlink:label="label308" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_en-US">2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element308" xlink:to="label308" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element309" />
        <label xlink:type="resource" xlink:label="label309" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_en-US">Finance Lease Liability Payments Due After Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element309" xlink:to="label309" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element310" />
        <label xlink:type="resource" xlink:label="label310" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_en-US">Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element310" xlink:to="label310" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="element311" />
        <label xlink:type="resource" xlink:label="label311" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsDue_en-US">Finance Lease Liability Payments Due</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element311" xlink:to="label311" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue" xlink:label="element312" />
        <label xlink:type="resource" xlink:label="label312" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsDue_en-US">Undiscounted finance lease liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element312" xlink:to="label312" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="element313" />
        <label xlink:type="resource" xlink:label="label313" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityNoncurrent_en-US">Finance Lease Liability Noncurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element313" xlink:to="label313" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="element314" />
        <label xlink:type="resource" xlink:label="label314" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityNoncurrent_en-US">Finance lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element314" xlink:to="label314" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent" xlink:label="element315" />
        <label xlink:type="resource" xlink:label="label315" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_FinanceLeaseLiabilityNoncurrent_en-US">Finance lease liabilities - long term, Finance lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element315" xlink:to="label315" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability" xlink:label="element316" />
        <label xlink:type="resource" xlink:label="label316" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseInterestPaymentOnLiability_en-US">Finance Lease Interest Payment On Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element316" xlink:to="label316" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestPaymentOnLiability" xlink:label="element317" />
        <label xlink:type="resource" xlink:label="label317" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseInterestPaymentOnLiability_en-US">Finance leases - Operating cash flows</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element317" xlink:to="label317" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock" xlink:label="element318" />
        <label xlink:type="resource" xlink:label="label318" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_en-US">Finance Lease Liability Maturity [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element318" xlink:to="label318" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock" xlink:label="element319" />
        <label xlink:type="resource" xlink:label="label319" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_en-US">Lessee Finance Lease Liability Maturity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element319" xlink:to="label319" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract" xlink:label="element320" />
        <label xlink:type="resource" xlink:label="label320" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_en-US">Finance Lease Liabilities Payments Due [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element320" xlink:to="label320" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="element321" />
        <label xlink:type="resource" xlink:label="label321" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseRightOfUseAsset_en-US">Finance Lease Right Of Use Asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element321" xlink:to="label321" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="element322" />
        <label xlink:type="resource" xlink:label="label322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseRightOfUseAsset_en-US">Finance lease assets, net, Property, plant, and equipment, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element322" xlink:to="label322" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseRightOfUseAsset" xlink:label="element323" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element323" xlink:to="label323" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="element324" />
        <label xlink:type="resource" xlink:label="label324" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_en-US">Finance Lease Liability Payments Remainder Of FiscalYear</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element324" xlink:to="label324" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="element325" />
        <label xlink:type="resource" xlink:label="label325" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_en-US">2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element325" xlink:to="label325" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="element326" />
        <label xlink:type="resource" xlink:label="label326" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseLiability_en-US">Finance Lease Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element326" xlink:to="label326" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseLiability" xlink:label="element327" />
        <label xlink:type="resource" xlink:label="label327" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseLiability_en-US">Finance lease liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element327" xlink:to="label327" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="element328" />
        <label xlink:type="resource" xlink:label="label328" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinanceLeaseInterestExpense_en-US">Finance Lease Interest Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element328" xlink:to="label328" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinanceLeaseInterestExpense" xlink:label="element329" />
        <label xlink:type="resource" xlink:label="label329" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinanceLeaseInterestExpense_en-US">Interest on lease liabilities, Interest expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element329" xlink:to="label329" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:label="element330" />
        <label xlink:type="resource" xlink:label="label330" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_en-US">Financial Instruments Financial Liabilities Balance Sheet Groupings Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element330" xlink:to="label330" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract" xlink:label="element331" />
        <label xlink:type="resource" xlink:label="label331" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_en-US">Liabilities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element331" xlink:to="label331" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:label="element332" />
        <label xlink:type="resource" xlink:label="label332" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_en-US">Financial Instruments Financial Assets Balance Sheet Groupings Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element332" xlink:to="label332" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract" xlink:label="element333" />
        <label xlink:type="resource" xlink:label="label333" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_en-US">Assets:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element333" xlink:to="label333" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="element334" />
        <label xlink:type="resource" xlink:label="label334" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_GainLossOnDispositionOfAssets_en-US">Gain on sale of property</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element334" xlink:to="label334" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="element335" />
        <label xlink:type="resource" xlink:label="label335" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_GainLossOnDispositionOfAssets_en-US">Gain on sale of property</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element335" xlink:to="label335" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="element336" />
        <label xlink:type="resource" xlink:label="label336" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_HedgingRelationshipDomain_en-US">Hedging Relationship [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element336" xlink:to="label336" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IntersegmentEliminationMember" xlink:label="element337" />
        <label xlink:type="resource" xlink:label="label337" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IntersegmentEliminationMember_en-US">Consolidation Elimination Entries [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element337" xlink:to="label337" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="element338" />
        <label xlink:type="resource" xlink:label="label338" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeTaxAuthorityAxis_en-US">Income Tax Authority [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element338" xlink:to="label338" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="element339" />
        <label xlink:type="resource" xlink:label="label339" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeTaxDisclosureAbstract_en-US">Income Tax Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element339" xlink:to="label339" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="element340" />
        <label xlink:type="resource" xlink:label="label340" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeStatementLocationAxis_en-US">Income Statement Location [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element340" xlink:to="label340" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="element341" />
        <label xlink:type="resource" xlink:label="label341" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeStatementLocationDomain_en-US">Income Statement Location [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element341" xlink:to="label341" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element342" />
        <label xlink:type="resource" xlink:label="label342" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity earnings in ATC</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element342" xlink:to="label342" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element343" />
        <label xlink:type="resource" xlink:label="label343" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity earnings in ATC</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element343" xlink:to="label343" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element344" />
        <label xlink:type="resource" xlink:label="label344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity in earnings of investment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element344" xlink:to="label344" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element345" />
        <label xlink:type="resource" xlink:label="label345" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity earnings from investment in ATC</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element345" xlink:to="label345" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element346" />
        <label xlink:type="resource" xlink:label="label346" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity earnings in MGE Transco</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element346" xlink:to="label346" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="element347" />
        <label xlink:type="resource" xlink:label="label347" xlink:role="http://www.xbrl.org/2003/role/positiveVerboseLabel" xml:lang="en-US" id="positiveVerbose_us-gaap_IncomeLossFromEquityMethodInvestments_en-US">Equity earnings in MGE Transco</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element347" xlink:to="label347" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="element348" />
        <label xlink:type="resource" xlink:label="label348" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeStatementAbstract_en-US">Income Statement [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element348" xlink:to="label348" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="element349" />
        <label xlink:type="resource" xlink:label="label349" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_en-US">Income before income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element349" xlink:to="label349" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="element350" />
        <label xlink:type="resource" xlink:label="label350" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_en-US">Income before income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element350" xlink:to="label350" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="element351" />
        <label xlink:type="resource" xlink:label="label351" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeTaxDisclosureTextBlock_en-US">Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element351" xlink:to="label351" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="element352" />
        <label xlink:type="resource" xlink:label="label352" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeTaxExpenseBenefit_en-US">Income tax provision</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element352" xlink:to="label352" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="element353" />
        <label xlink:type="resource" xlink:label="label353" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_IncomeTaxExpenseBenefit_en-US">Income tax provision</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element353" xlink:to="label353" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="element354" />
        <label xlink:type="resource" xlink:label="label354" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_IncomeTaxExpenseBenefit_en-US">Income tax (provision) benefit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element354" xlink:to="label354" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="element355" />
        <label xlink:type="resource" xlink:label="label355" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncomeTaxAuthorityDomain_en-US">Income Tax Authority [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element355" xlink:to="label355" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:label="element356" />
        <label xlink:type="resource" xlink:label="label356" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_en-US">Decrease in current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element356" xlink:to="label356" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities" xlink:label="element357" />
        <label xlink:type="resource" xlink:label="label357" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_en-US">(Decrease) increase in current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element357" xlink:to="label357" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets" xlink:label="element358" />
        <label xlink:type="resource" xlink:label="label358" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInOtherCurrentAssets_en-US">Decrease in current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element358" xlink:to="label358" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets" xlink:label="element359" />
        <label xlink:type="resource" xlink:label="label359" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_IncreaseDecreaseInOtherCurrentAssets_en-US">Decrease in current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element359" xlink:to="label359" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="element362" />
        <label xlink:type="resource" xlink:label="label362" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_en-US">Changes in working capital items:</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="element363" />
        <label xlink:type="resource" xlink:label="label363" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_en-US">Increase (Decrease) In Stockholders' Equity [Roll Forward]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element363" xlink:to="label363" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element364" />
        <label xlink:type="resource" xlink:label="label364" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InterestIncomeExpenseNet_en-US">Interest expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element364" xlink:to="label364" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element365" />
        <label xlink:type="resource" xlink:label="label365" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_InterestIncomeExpenseNet_en-US">Net Interest Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element365" xlink:to="label365" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element366" />
        <label xlink:type="resource" xlink:label="label366" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_InterestIncomeExpenseNet_en-US">Interest expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element366" xlink:to="label366" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element367" />
        <label xlink:type="resource" xlink:label="label367" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xml:lang="en-US" id="NegatedTerse_us-gaap_InterestIncomeExpenseNet_en-US">Interest (expense) income, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element367" xlink:to="label367" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element368" />
        <label xlink:type="resource" xlink:label="label368" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xml:lang="en-US" id="NegatedTotal_us-gaap_InterestIncomeExpenseNet_en-US">Net Interest Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element368" xlink:to="label368" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="element369" />
        <label xlink:type="resource" xlink:label="label369" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_InterestIncomeExpenseNet_en-US">Interest (expense) income, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element369" xlink:to="label369" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="element370" />
        <label xlink:type="resource" xlink:label="label370" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InvestmentTypeCategorizationMember_en-US">Investments [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element370" xlink:to="label370" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentPolicyTextBlock" xlink:label="element371" />
        <label xlink:type="resource" xlink:label="label371" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InvestmentPolicyTextBlock_en-US">Investments - ATC and ATC Holdco</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element371" xlink:to="label371" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentTypeAxis" xlink:label="element372" />
        <label xlink:type="resource" xlink:label="label372" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_InvestmentTypeAxis_en-US">Investment Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element372" xlink:to="label372" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Investments" xlink:label="element373" />
        <label xlink:type="resource" xlink:label="label373" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Investments_en-US">Investments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element373" xlink:to="label373" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantInterestsLineItems" xlink:label="element374" />
        <label xlink:type="resource" xlink:label="label374" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_JointlyOwnedUtilityPlantInterestsLineItems_en-US">Jointly Owned Utility Plant Interests [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element374" xlink:to="label374" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantInterestsLineItems" xlink:label="element375" />
        <label xlink:type="resource" xlink:label="label375" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_JointlyOwnedUtilityPlantInterestsLineItems_en-US">Elm Road Units ownership [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element375" xlink:to="label375" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantInterestsLineItems" xlink:label="element376" />
        <label xlink:type="resource" xlink:label="label376" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_JointlyOwnedUtilityPlantInterestsLineItems_en-US">Columbia Units [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element376" xlink:to="label376" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare" xlink:label="element377" />
        <label xlink:type="resource" xlink:label="label377" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_en-US">Jointly Owned Utility Plant, Proportionate Ownership Share</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element377" xlink:to="label377" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare" xlink:label="element378" />
        <label xlink:type="resource" xlink:label="label378" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare_en-US">Jointly owned utility plant, ownership interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element378" xlink:to="label378" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantInterestsTable" xlink:label="element379" />
        <label xlink:type="resource" xlink:label="label379" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_JointlyOwnedUtilityPlantInterestsTable_en-US">Jointly Owned Utility Plant Interests [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element379" xlink:to="label379" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantAxis" xlink:label="element380" />
        <label xlink:type="resource" xlink:label="label380" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_JointlyOwnedUtilityPlantAxis_en-US">Jointly Owned Utility Plant [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element380" xlink:to="label380" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_JointlyOwnedUtilityPlantDomain" xlink:label="element381" />
        <label xlink:type="resource" xlink:label="label381" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_JointlyOwnedUtilityPlantDomain_en-US">Jointly Owned Utility Plant [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element381" xlink:to="label381" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element382" />
        <label xlink:type="resource" xlink:label="label382" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_en-US">Lessee Operating Lease Liability Payments Due After Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element382" xlink:to="label382" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="element383" />
        <label xlink:type="resource" xlink:label="label383" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_en-US">Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element383" xlink:to="label383" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="element384" />
        <label xlink:type="resource" xlink:label="label384" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_en-US">Lessee Operating Lease Liability Payments Due Year Four</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element384" xlink:to="label384" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="element385" />
        <label xlink:type="resource" xlink:label="label385" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_en-US">2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element385" xlink:to="label385" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="element386" />
        <label xlink:type="resource" xlink:label="label386" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_en-US">Lessee Operating Lease Liability Payments Due Year Five</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element386" xlink:to="label386" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive" xlink:label="element387" />
        <label xlink:type="resource" xlink:label="label387" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_en-US">2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element387" xlink:to="label387" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="element388" />
        <label xlink:type="resource" xlink:label="label388" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_en-US">Lessee Operating Lease Liability Payments Due</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element388" xlink:to="label388" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="element389" />
        <label xlink:type="resource" xlink:label="label389" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_en-US">Undiscounted operating lease liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element389" xlink:to="label389" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="element390" />
        <label xlink:type="resource" xlink:label="label390" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_en-US">Lessee Operating Lease Liability Maturity [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element390" xlink:to="label390" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="element391" />
        <label xlink:type="resource" xlink:label="label391" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_en-US">Lessee Operating Lease Liability Maturity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element391" xlink:to="label391" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="element392" />
        <label xlink:type="resource" xlink:label="label392" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_en-US">Lessee Operating Lease Liability Payments Remainder Of Fiscal Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element392" xlink:to="label392" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear" xlink:label="element393" />
        <label xlink:type="resource" xlink:label="label393" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_en-US">2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element393" xlink:to="label393" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="element394" />
        <label xlink:type="resource" xlink:label="label394" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_en-US">Lessee Operating Lease Liability Undiscounted Excess Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element394" xlink:to="label394" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="element395" />
        <label xlink:type="resource" xlink:label="label395" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_en-US">Less: Present value discount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element395" xlink:to="label395" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="element396" />
        <label xlink:type="resource" xlink:label="label396" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeLeasesPolicyTextBlock_en-US">LesseeLeasesPolicyTextBlock</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element396" xlink:to="label396" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element397" xlink:to="label397" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="element398" />
        <label xlink:type="resource" xlink:label="label398" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_en-US">Lessee Operating Lease Liability Payments Due Year Three</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element398" xlink:to="label398" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="element399" />
        <label xlink:type="resource" xlink:label="label399" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_en-US">2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element399" xlink:to="label399" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="element400" />
        <label xlink:type="resource" xlink:label="label400" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_en-US">Lessee Operating Lease Liability Payments Due Year Two</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element400" xlink:to="label400" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="element401" />
        <label xlink:type="resource" xlink:label="label401" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_en-US">2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element401" xlink:to="label401" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LesseeDisclosureAbstract" xlink:label="element402" />
        <label xlink:type="resource" xlink:label="label402" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LesseeDisclosureAbstract_en-US">Lessee Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element402" xlink:to="label402" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostAbstract" xlink:label="element403" />
        <label xlink:type="resource" xlink:label="label403" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseCostAbstract_en-US">Lease Cost [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element403" xlink:to="label403" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="element404" />
        <label xlink:type="resource" xlink:label="label404" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseCost_en-US">Lease Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element404" xlink:to="label404" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCost" xlink:label="element405" />
        <label xlink:type="resource" xlink:label="label405" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LeaseCost_en-US">Total lease expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element405" xlink:to="label405" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="element406" />
        <label xlink:type="resource" xlink:label="label406" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeaseCostTableTextBlock_en-US">Lease Cost [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element406" xlink:to="label406" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="element407" />
        <label xlink:type="resource" xlink:label="label407" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LeaseCostTableTextBlock_en-US">Lease Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element407" xlink:to="label407" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="element408" />
        <label xlink:type="resource" xlink:label="label408" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeasesOfLesseeDisclosureTextBlock_en-US">Leases Of Lessee Disclosure [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element408" xlink:to="label408" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesOfLesseeDisclosureTextBlock" xlink:label="element409" />
        <label xlink:type="resource" xlink:label="label409" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LeasesOfLesseeDisclosureTextBlock_en-US">Leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element409" xlink:to="label409" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LeasesAbstract" xlink:label="element410" />
        <label xlink:type="resource" xlink:label="label410" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LeasesAbstract_en-US">Leases [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element410" xlink:to="label410" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="element411" />
        <label xlink:type="resource" xlink:label="label411" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesFairValueDisclosureAbstract_en-US">Liabilities Fair Value Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element411" xlink:to="label411" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="element412" />
        <label xlink:type="resource" xlink:label="label412" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LiabilitiesFairValueDisclosureAbstract_en-US">Liabilities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element412" xlink:to="label412" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="element413" />
        <label xlink:type="resource" xlink:label="label413" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesFairValueDisclosure_en-US">Liabilities Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element413" xlink:to="label413" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:label="element414" />
        <label xlink:type="resource" xlink:label="label414" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LiabilitiesFairValueDisclosure_en-US">Total liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element414" xlink:to="label414" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="element415" />
        <label xlink:type="resource" xlink:label="label415" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesAndStockholdersEquityAbstract_en-US">LIABILITIES AND CAPITALIZATION</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element415" xlink:to="label415" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="element416" />
        <label xlink:type="resource" xlink:label="label416" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesAndStockholdersEquity_en-US">Total Liabilities and Capitalization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element416" xlink:to="label416" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="element417" />
        <label xlink:type="resource" xlink:label="label417" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LiabilitiesAndStockholdersEquity_en-US">Total Liabilities and Capitalization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element417" xlink:to="label417" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="element418" />
        <label xlink:type="resource" xlink:label="label418" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesNoncurrent_en-US">Total Other Credits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element418" xlink:to="label418" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:label="element419" />
        <label xlink:type="resource" xlink:label="label419" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LiabilitiesNoncurrent_en-US">Total Other Credits</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element419" xlink:to="label419" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:label="element420" />
        <label xlink:type="resource" xlink:label="label420" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesNoncurrentAbstract_en-US">Other Credits:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element420" xlink:to="label420" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="element421" />
        <label xlink:type="resource" xlink:label="label421" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesCurrentAbstract_en-US">Current Liabilities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element421" xlink:to="label421" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="element422" />
        <label xlink:type="resource" xlink:label="label422" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LiabilitiesCurrent_en-US">Total Current Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element422" xlink:to="label422" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="element423" />
        <label xlink:type="resource" xlink:label="label423" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_LiabilitiesCurrent_en-US">Total Current Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element423" xlink:to="label423" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="element424" />
        <label xlink:type="resource" xlink:label="label424" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtFairValue_en-US">Long-term Debt, Fair Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element424" xlink:to="label424" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:label="element425" />
        <label xlink:type="resource" xlink:label="label425" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermDebtFairValue_en-US">Long-term debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element425" xlink:to="label425" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="element426" />
        <label xlink:type="resource" xlink:label="label426" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtNoncurrent_en-US">Long-term debt</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element426" xlink:to="label426" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="element427" />
        <label xlink:type="resource" xlink:label="label427" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermDebtCurrent_en-US">Long-term debt due within one year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element427" xlink:to="label427" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentTable" xlink:label="element428" />
        <label xlink:type="resource" xlink:label="label428" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermPurchaseCommitmentTable_en-US">Long Term Purchase Commitment [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element428" xlink:to="label428" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentLineItems" xlink:label="element429" />
        <label xlink:type="resource" xlink:label="label429" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermPurchaseCommitmentLineItems_en-US">Long Term Purchase Commitment [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element429" xlink:to="label429" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis" xlink:label="element430" />
        <label xlink:type="resource" xlink:label="label430" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_en-US">Long Term Purchase Commitment By Category Of Item Purchased [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element430" xlink:to="label430" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentAmount" xlink:label="element431" />
        <label xlink:type="resource" xlink:label="label431" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermPurchaseCommitmentAmount_en-US">Long Term Purchase Commitment</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element431" xlink:to="label431" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentAmount" xlink:label="element432" />
        <label xlink:type="resource" xlink:label="label432" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_LongTermPurchaseCommitmentAmount_en-US">Minimum future capital commitments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element432" xlink:to="label432" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain" xlink:label="element433" />
        <label xlink:type="resource" xlink:label="label433" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_en-US">Long Term Purchase Commitment Category Of Item Purchased [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element433" xlink:to="label433" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarginDepositAssets" xlink:label="element434" />
        <label xlink:type="resource" xlink:label="label434" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_MarginDepositAssets_en-US">Receivable - margin account</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MarginDepositAssets" xlink:label="element435" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="element437" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element437" xlink:to="label437" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterest" xlink:label="element438" />
        <label xlink:type="resource" xlink:label="label438" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_MinorityInterest_en-US">Noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element438" xlink:to="label438" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterest" xlink:label="element439" />
        <label xlink:type="resource" xlink:label="label439" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_MinorityInterest_en-US">Noncontrolling interest on balance sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element439" xlink:to="label439" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="element440" />
        <label xlink:type="resource" xlink:label="label440" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInOperatingActivities_en-US">Cash Provided by Operating Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element440" xlink:to="label440" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="element441" />
        <label xlink:type="resource" xlink:label="label441" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NetCashProvidedByUsedInOperatingActivities_en-US">Cash Provided by Operating Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element441" xlink:to="label441" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="element442" />
        <label xlink:type="resource" xlink:label="label442" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NetCashProvidedByUsedInOperatingActivities_en-US">Cash Provided by Operating Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element442" xlink:to="label442" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="element443" />
        <label xlink:type="resource" xlink:label="label443" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInInvestingActivities_en-US">Cash Used for Investing Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element443" xlink:to="label443" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="element444" />
        <label xlink:type="resource" xlink:label="label444" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NetCashProvidedByUsedInInvestingActivities_en-US">Cash Used for Investing Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element444" xlink:to="label444" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="element445" />
        <label xlink:type="resource" xlink:label="label445" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NetCashProvidedByUsedInInvestingActivities_en-US">Cash Used for Investing Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element445" xlink:to="label445" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="element446" />
        <label xlink:type="resource" xlink:label="label446" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_en-US">Investing Activities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element446" xlink:to="label446" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="element447" />
        <label xlink:type="resource" xlink:label="label447" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_en-US">Operating Activities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element447" xlink:to="label447" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="element448" />
        <label xlink:type="resource" xlink:label="label448" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInFinancingActivities_en-US">Cash (Used for) Provided by Financing Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element448" xlink:to="label448" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="element449" />
        <label xlink:type="resource" xlink:label="label449" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NetCashProvidedByUsedInFinancingActivities_en-US">Cash Used for Financing Activities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element449" xlink:to="label449" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="element450" />
        <label xlink:type="resource" xlink:label="label450" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetIncomeLoss_en-US">Net Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element450" xlink:to="label450" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="element451" />
        <label xlink:type="resource" xlink:label="label451" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NetIncomeLoss_en-US">Net Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element451" xlink:to="label451" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="element452" />
        <label xlink:type="resource" xlink:label="label452" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_en-US">Financing Activities:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element452" xlink:to="label452" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="element453" />
        <label xlink:type="resource" xlink:label="label453" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_en-US">Less Net Income Attributable to Noncontrolling Interest, net of tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element453" xlink:to="label453" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:label="element454" />
        <label xlink:type="resource" xlink:label="label454" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_en-US">Less Net Income Attributable to Noncontrolling Interest, net of tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element454" xlink:to="label454" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="element455" />
        <label xlink:type="resource" xlink:label="label455" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_en-US">New Accounting Pronouncements or Change in Accounting Principle [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element455" xlink:to="label455" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems" xlink:label="element456" />
        <label xlink:type="resource" xlink:label="label456" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_en-US">Adoption of Accounting Principles and Recently Issued Accounting Pronouncements [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element456" xlink:to="label456" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="element457" />
        <label xlink:type="resource" xlink:label="label457" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_en-US">New Accounting Pronouncements Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element457" xlink:to="label457" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract" xlink:label="element458" />
        <label xlink:type="resource" xlink:label="label458" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract_en-US">New Accounting Pronouncements and Changes in Accounting Principles [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element458" xlink:to="label458" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="element459" />
        <label xlink:type="resource" xlink:label="label459" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_en-US">New Accounting Pronouncements or Change in Accounting Principle [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element459" xlink:to="label459" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="element460" />
        <label xlink:type="resource" xlink:label="label460" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_en-US">New Accounting Pronouncements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element460" xlink:to="label460" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock" xlink:label="element461" />
        <label xlink:type="resource" xlink:label="label461" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_en-US">New Accounting Pronouncements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element461" xlink:to="label461" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element462" />
        <label xlink:type="resource" xlink:label="label462" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_NonoperatingIncomeExpense_en-US">Total Other Income and Deductions</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element462" xlink:to="label462" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element463" />
        <label xlink:type="resource" xlink:label="label463" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NonoperatingIncomeExpense_en-US">Other income, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element463" xlink:to="label463" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element464" />
        <label xlink:type="resource" xlink:label="label464" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NonoperatingIncomeExpense_en-US">Nonoperating Income Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element464" xlink:to="label464" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="element465" />
        <label xlink:type="resource" xlink:label="label465" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_NonoperatingIncomeExpense_en-US">Other income (deductions), net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element465" xlink:to="label465" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NotesAndLoansReceivableNetNoncurrent" xlink:label="element466" />
        <label xlink:type="resource" xlink:label="label466" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NotesAndLoansReceivableNetNoncurrent_en-US">Other long-term receivables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element466" xlink:to="label466" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NotionalAmountOfDerivativesAbstract" xlink:label="element467" />
        <label xlink:type="resource" xlink:label="label467" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NotionalAmountOfDerivativesAbstract_en-US">Gross Notional Volume of Open Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element467" xlink:to="label467" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="element468" />
        <label xlink:type="resource" xlink:label="label468" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_en-US">Equity Contribution Received By Noncontrolling Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element468" xlink:to="label468" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="element469" />
        <label xlink:type="resource" xlink:label="label469" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_en-US">Equity contribution received by noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element469" xlink:to="label469" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation" xlink:label="element470" />
        <label xlink:type="resource" xlink:label="label470" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation_en-US">Noncontrolling Interest, Decrease from Deconsolidation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element470" xlink:to="label470" />
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        <label xlink:type="resource" xlink:label="label471" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_NoncontrollingInterestDecreaseFromDeconsolidation_en-US">Deconsolidation of noncontrolling interest</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="element472" />
        <label xlink:type="resource" xlink:label="label472" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_NoncontrollingInterestMember_en-US">Noncontrolling Interest [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element472" xlink:to="label472" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingAssetsTable" xlink:label="element473" />
        <label xlink:type="resource" xlink:label="label473" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingAssetsTable_en-US">Offsetting Assets [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element473" xlink:to="label473" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingAssetsTableTextBlock" xlink:label="element474" />
        <label xlink:type="resource" xlink:label="label474" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingAssetsTableTextBlock_en-US">Offsetting Assets [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element474" xlink:to="label474" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingAssetsTableTextBlock" xlink:label="element475" />
        <label xlink:type="resource" xlink:label="label475" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OffsettingAssetsTableTextBlock_en-US">Offsetting Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element475" xlink:to="label475" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingLiabilitiesTableTextBlock" xlink:label="element476" />
        <label xlink:type="resource" xlink:label="label476" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingLiabilitiesTableTextBlock_en-US">Offsetting Liabilities [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element476" xlink:to="label476" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingLiabilitiesTableTextBlock" xlink:label="element477" />
        <label xlink:type="resource" xlink:label="label477" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OffsettingLiabilitiesTableTextBlock_en-US">Offsetting Liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element477" xlink:to="label477" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingAssetsLineItems" xlink:label="element478" />
        <label xlink:type="resource" xlink:label="label478" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingAssetsLineItems_en-US">Offsetting Assets [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element478" xlink:to="label478" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingLiabilitiesTable" xlink:label="element479" />
        <label xlink:type="resource" xlink:label="label479" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingLiabilitiesTable_en-US">Offsetting Liabilities [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element479" xlink:to="label479" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OffsettingLiabilitiesLineItems" xlink:label="element480" />
        <label xlink:type="resource" xlink:label="label480" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OffsettingLiabilitiesLineItems_en-US">Offsetting Liabilities [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element480" xlink:to="label480" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract" xlink:label="element481" />
        <label xlink:type="resource" xlink:label="label481" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_en-US">Operating Lease Liabilities Payments Due [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element481" xlink:to="label481" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="element482" />
        <label xlink:type="resource" xlink:label="label482" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_en-US">Operating Lease Weighted Average Remaining Lease Term 1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element482" xlink:to="label482" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="element483" />
        <label xlink:type="resource" xlink:label="label483" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_en-US">Weighted average remaining lease term (years) operating leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element483" xlink:to="label483" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="element484" />
        <label xlink:type="resource" xlink:label="label484" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseRightOfUseAsset_en-US">Operating Lease Right Of Use Asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element484" xlink:to="label484" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="element485" />
        <label xlink:type="resource" xlink:label="label485" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseRightOfUseAsset_en-US">Operating lease assets, Other deferred assets and other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element485" xlink:to="label485" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="element486" />
        <label xlink:type="resource" xlink:label="label486" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseCost_en-US">Operating Lease Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element486" xlink:to="label486" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseCost" xlink:label="element487" />
        <label xlink:type="resource" xlink:label="label487" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseCost_en-US">Operating lease expense, Other operations and maintenance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element487" xlink:to="label487" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingSegmentsMember" xlink:label="element488" />
        <label xlink:type="resource" xlink:label="label488" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingSegmentsMember_en-US">Operating Segments [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element488" xlink:to="label488" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="element489" />
        <label xlink:type="resource" xlink:label="label489" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_en-US">Operating Lease Weighted Average Discount Rate Percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element489" xlink:to="label489" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="element490" />
        <label xlink:type="resource" xlink:label="label490" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_en-US">Weighted average disocunt rate operating leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element490" xlink:to="label490" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element491" />
        <label xlink:type="resource" xlink:label="label491" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingIncomeLoss_en-US">Operating Income (Loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element491" xlink:to="label491" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element492" />
        <label xlink:type="resource" xlink:label="label492" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_OperatingIncomeLoss_en-US">Operating Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element492" xlink:to="label492" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element493" />
        <label xlink:type="resource" xlink:label="label493" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingIncomeLoss_en-US">Operating income (loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element493" xlink:to="label493" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="element494" />
        <label xlink:type="resource" xlink:label="label494" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_OperatingIncomeLoss_en-US">Operating Income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element494" xlink:to="label494" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="element495" />
        <label xlink:type="resource" xlink:label="label495" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseLiabilityCurrent_en-US">Operating Lease Liability Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element495" xlink:to="label495" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="element496" />
        <label xlink:type="resource" xlink:label="label496" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseLiabilityCurrent_en-US">Operating lease liabilities - current, Other current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element496" xlink:to="label496" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="element497" />
        <label xlink:type="resource" xlink:label="label497" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseLiabilityNoncurrent_en-US">Operating Lease Liability Noncurrent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element497" xlink:to="label497" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="element498" />
        <label xlink:type="resource" xlink:label="label498" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseLiabilityNoncurrent_en-US">Operating lease liabilities - long term, Other deferred liabilities and other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element498" xlink:to="label498" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="element499" />
        <label xlink:type="resource" xlink:label="label499" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasePayments_en-US">Operating Lease Payments</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element499" xlink:to="label499" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasePayments" xlink:label="element500" />
        <label xlink:type="resource" xlink:label="label500" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasePayments_en-US">Operating leases - operating cash flows</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element500" xlink:to="label500" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="element501" />
        <label xlink:type="resource" xlink:label="label501" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeaseLiability_en-US">Operating Lease Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element501" xlink:to="label501" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeaseLiability" xlink:label="element502" />
        <label xlink:type="resource" xlink:label="label502" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeaseLiability_en-US">Operating lease liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element502" xlink:to="label502" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="element503" />
        <label xlink:type="resource" xlink:label="label503" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_en-US">Operating Leases Future Minimum Payments Due In Two Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element503" xlink:to="label503" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="element504" />
        <label xlink:type="resource" xlink:label="label504" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_en-US">Minimum lease payments, 2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element504" xlink:to="label504" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="element505" />
        <label xlink:type="resource" xlink:label="label505" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_en-US">Operating Leases Future Minimum Payments Due [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element505" xlink:to="label505" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="element506" />
        <label xlink:type="resource" xlink:label="label506" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_en-US">Leases, Future Minimum Rental Payments [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element506" xlink:to="label506" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="element507" />
        <label xlink:type="resource" xlink:label="label507" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_en-US">Operating Leases Future Minimum Payments Due In Five Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element507" xlink:to="label507" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="element508" />
        <label xlink:type="resource" xlink:label="label508" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_en-US">Minimum lease payments, 2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element508" xlink:to="label508" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="element509" />
        <label xlink:type="resource" xlink:label="label509" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_en-US">Operating Leases Future Minimum Payments Due In Four Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element509" xlink:to="label509" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="element510" />
        <label xlink:type="resource" xlink:label="label510" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_en-US">Minimum lease payments, 2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element510" xlink:to="label510" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="element511" />
        <label xlink:type="resource" xlink:label="label511" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_en-US">Operating Leases Future Minimum Payments Due In Three Years</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element511" xlink:to="label511" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="element512" />
        <label xlink:type="resource" xlink:label="label512" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_en-US">Minimum lease payments, 2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element512" xlink:to="label512" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="element513" />
        <label xlink:type="resource" xlink:label="label513" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_en-US">Operating Leases Future Minimum Payments Due Current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element513" xlink:to="label513" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="element514" />
        <label xlink:type="resource" xlink:label="label514" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_en-US">Minimum lease payments, 2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element514" xlink:to="label514" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="element515" />
        <label xlink:type="resource" xlink:label="label515" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_en-US">Operating Leases Future Minimum Payments Due Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element515" xlink:to="label515" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="element516" />
        <label xlink:type="resource" xlink:label="label516" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_en-US">Minimum lease payments, Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element516" xlink:to="label516" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="element517" />
        <label xlink:type="resource" xlink:label="label517" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_en-US">Organization, Consolidation and Presentation of Financial Statements [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element517" xlink:to="label517" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCommitmentsDomain" xlink:label="element518" />
        <label xlink:type="resource" xlink:label="label518" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherCommitmentsDomain_en-US">Other Commitments [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element518" xlink:to="label518" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCommitmentsAxis" xlink:label="element519" />
        <label xlink:type="resource" xlink:label="label519" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherCommitmentsAxis_en-US">Other Commitments [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element519" xlink:to="label519" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCommitmentsLineItems" xlink:label="element520" />
        <label xlink:type="resource" xlink:label="label520" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherCommitmentsLineItems_en-US">Other Commitments [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element520" xlink:to="label520" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCommitmentsTable" xlink:label="element521" />
        <label xlink:type="resource" xlink:label="label521" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherCommitmentsTable_en-US">Other Commitments [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element521" xlink:to="label521" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherCurrentAssetsMember" xlink:label="element522" />
        <label xlink:type="resource" xlink:label="label522" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherCurrentAssetsMember_en-US">Other Current Assets [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element522" xlink:to="label522" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="element523" />
        <label xlink:type="resource" xlink:label="label523" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherNoncurrentAssetsMember_en-US">Other Deferred Charges [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element523" xlink:to="label523" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="element524" />
        <label xlink:type="resource" xlink:label="label524" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherNoncurrentAssetsMember_en-US">Other Deferred Assets And Other [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element524" xlink:to="label524" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="element525" />
        <label xlink:type="resource" xlink:label="label525" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherComprehensiveIncomeLossNetOfTax_en-US">Total comprehensive income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element525" xlink:to="label525" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="element526" />
        <label xlink:type="resource" xlink:label="label526" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_OtherComprehensiveIncomeLossNetOfTax_en-US">Total comprehensive income</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element526" xlink:to="label526" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="element527" />
        <label xlink:type="resource" xlink:label="label527" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherComprehensiveIncomeLossNetOfTax_en-US">Other comprehensive income (loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element527" xlink:to="label527" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="element528" />
        <label xlink:type="resource" xlink:label="label528" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_OtherNoncashIncomeExpense_en-US">Other items</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element528" xlink:to="label528" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="element529" />
        <label xlink:type="resource" xlink:label="label529" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherNoncashIncomeExpense_en-US">Other Noncash Income (Expense)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element529" xlink:to="label529" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherReceivablesNetCurrent" xlink:label="element530" />
        <label xlink:type="resource" xlink:label="label530" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherReceivablesNetCurrent_en-US">Other accounts receivables, less reserves</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element530" xlink:to="label530" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="element531" />
        <label xlink:type="resource" xlink:label="label531" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherAssetsCurrent_en-US">Other current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element531" xlink:to="label531" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="element532" />
        <label xlink:type="resource" xlink:label="label532" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherAssetsNoncurrent_en-US">Other deferred assets and other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element532" xlink:to="label532" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="element533" />
        <label xlink:type="resource" xlink:label="label533" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_en-US">Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element533" xlink:to="label533" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="element534" />
        <label xlink:type="resource" xlink:label="label534" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_en-US">Net unrealized gain (loss) on investments, net of tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element534" xlink:to="label534" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax" xlink:label="element535" />
        <label xlink:type="resource" xlink:label="label535" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_en-US">Unrealized gain (loss) on available-for-sale securities, net of tax</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element535" xlink:to="label535" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="element536" />
        <label xlink:type="resource" xlink:label="label536" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherLiabilitiesCurrent_en-US">Other current liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element536" xlink:to="label536" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherInventorySupplies" xlink:label="element537" />
        <label xlink:type="resource" xlink:label="label537" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherInventorySupplies_en-US">Materials and supplies, at average cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element537" xlink:to="label537" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="element538" />
        <label xlink:type="resource" xlink:label="label538" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_OtherNonoperatingIncomeExpense_en-US">Other expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element538" xlink:to="label538" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="element539" />
        <label xlink:type="resource" xlink:label="label539" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherNonoperatingIncomeExpense_en-US">Other income, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element539" xlink:to="label539" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="element540" />
        <label xlink:type="resource" xlink:label="label540" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherLiabilitiesNoncurrent_en-US">Other deferred liabilities and other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element540" xlink:to="label540" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember" xlink:label="element541" />
        <label xlink:type="resource" xlink:label="label541" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_en-US">Postretirement Benefits [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element541" xlink:to="label541" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="element542" />
        <label xlink:type="resource" xlink:label="label542" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_en-US">Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element542" xlink:to="label542" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="element543" />
        <label xlink:type="resource" xlink:label="label543" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_en-US">Other</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element543" xlink:to="label543" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="element544" />
        <label xlink:type="resource" xlink:label="label544" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PaymentsOfDividendsCommonStock_en-US">Cash dividends paid on common stock</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element544" xlink:to="label544" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="element545" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="element556" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent" xlink:label="element557" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitContributions" xlink:label="element559" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="element560" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitExpense" xlink:label="element561" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="element563" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="element564" />
        <label xlink:type="resource" xlink:label="label564" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PlanNameDomain_en-US">PlanNameDomain</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="element565" />
        <label xlink:type="resource" xlink:label="label565" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PortionAtFairValueFairValueDisclosureMember_en-US">Portion at Fair Value Measurement [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element565" xlink:to="label565" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PrepaidTaxes" xlink:label="element566" />
        <label xlink:type="resource" xlink:label="label566" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PrepaidTaxes_en-US">Prepaid taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element566" xlink:to="label566" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="element567" />
        <label xlink:type="resource" xlink:label="label567" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_en-US">Proceeds From Payments For Other Financing Activities</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="element568" />
        <label xlink:type="resource" xlink:label="label568" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_en-US">Other</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="element569" />
        <label xlink:type="resource" xlink:label="label569" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_en-US">Proceeds from short-term debt</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="element570" />
        <label xlink:type="resource" xlink:label="label570" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_en-US">Net proceeds from (repayments of) short-term debt</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:label="element571" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="element572" />
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        <label xlink:type="resource" xlink:label="label573" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ProceedsFromMinorityShareholders_en-US">Equity contribution received by noncontrolling interest</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromMinorityShareholders" xlink:label="element574" />
        <label xlink:type="resource" xlink:label="label574" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_ProceedsFromMinorityShareholders_en-US">Equity contribution received by noncontrolling interest</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xlink:label="element575" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromSaleOfOtherPropertyPlantAndEquipment" xlink:label="element576" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="element578" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss" xlink:label="element579" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="element580" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="element581" />
        <label xlink:type="resource" xlink:label="label581" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_PropertyPlantAndEquipmentNet_en-US">Total Property, Plant, and Equipment</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetAbstract" xlink:label="element582" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element582" xlink:to="label582" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts" xlink:label="element583" />
        <label xlink:type="resource" xlink:label="label583" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ProvisionForDoubtfulAccounts_en-US">Provision for doubtful receivables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element583" xlink:to="label583" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesGeneralDisclosuresTable" xlink:label="element584" />
        <label xlink:type="resource" xlink:label="label584" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesGeneralDisclosuresTable_en-US">Public Utilities General Disclosures [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element584" xlink:to="label584" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesDisclosureTextBlock" xlink:label="element585" />
        <label xlink:type="resource" xlink:label="label585" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesDisclosureTextBlock_en-US">Rate Matters</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element585" xlink:to="label585" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage" xlink:label="element586" />
        <label xlink:type="resource" xlink:label="label586" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage_en-US">Proposed return on equity, percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element586" xlink:to="label586" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage" xlink:label="element587" />
        <label xlink:type="resource" xlink:label="label587" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage_en-US">Public Utilities Requested Return On Equity Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element587" xlink:to="label587" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:label="element588" />
        <label xlink:type="resource" xlink:label="label588" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_en-US">Public Utilities Requested Equity Capital Structure Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element588" xlink:to="label588" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage" xlink:label="element589" />
        <label xlink:type="resource" xlink:label="label589" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage_en-US">Proposed equity capital structure, percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element589" xlink:to="label589" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionNetIncreaseAbstract" xlink:label="element590" />
        <label xlink:type="resource" xlink:label="label590" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionNetIncreaseAbstract_en-US">Public Utilities Allowance For Funds Used During Construction Net Increase Abstract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element590" xlink:to="label590" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionNetIncreaseAbstract" xlink:label="element591" />
        <label xlink:type="resource" xlink:label="label591" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionNetIncreaseAbstract_en-US">Allowance for Funds Used During Construction</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element591" xlink:to="label591" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRegulatoryProceedingDomain" xlink:label="element592" />
        <label xlink:type="resource" xlink:label="label592" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRegulatoryProceedingDomain_en-US">Public Utilities, Regulatory Proceeding [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element592" xlink:to="label592" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRateMattersAbstract" xlink:label="element593" />
        <label xlink:type="resource" xlink:label="label593" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRateMattersAbstract_en-US">Public Utilities, Rate Matters [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element593" xlink:to="label593" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRateMattersAbstract" xlink:label="element594" />
        <label xlink:type="resource" xlink:label="label594" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesRateMattersAbstract_en-US">Rate Proceedings [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element594" xlink:to="label594" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedRateIncreaseDecreasePercentage" xlink:label="element595" />
        <label xlink:type="resource" xlink:label="label595" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRequestedRateIncreaseDecreasePercentage_en-US">Public Utilities, Requested Rate Increase (Decrease), Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element595" xlink:to="label595" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedRateIncreaseDecreasePercentage" xlink:label="element596" />
        <label xlink:type="resource" xlink:label="label596" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesRequestedRateIncreaseDecreasePercentage_en-US">Proposed rate increase (decrease), percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element596" xlink:to="label596" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRegulatoryProceedingAxis" xlink:label="element597" />
        <label xlink:type="resource" xlink:label="label597" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRegulatoryProceedingAxis_en-US">Public Utilities, Regulatory Proceeding [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element597" xlink:to="label597" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage" xlink:label="element598" />
        <label xlink:type="resource" xlink:label="label598" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_en-US">Public Utilities, Approved Return on Equity, Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element598" xlink:to="label598" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage" xlink:label="element599" />
        <label xlink:type="resource" xlink:label="label599" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage_en-US">Authorized return on equity, percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element599" xlink:to="label599" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesGeneralDisclosuresLineItems" xlink:label="element600" />
        <label xlink:type="resource" xlink:label="label600" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesGeneralDisclosuresLineItems_en-US">Public Utilities, General Disclosures [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element600" xlink:to="label600" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesRequestedRateIncreaseDecreaseAmount" xlink:label="element601" />
        <label xlink:type="resource" xlink:label="label601" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesRequestedRateIncreaseDecreaseAmount_en-US">Proposed rate increase (decrease), amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element601" xlink:to="label601" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedRateIncreaseDecreasePercentage" xlink:label="element602" />
        <label xlink:type="resource" xlink:label="label602" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesApprovedRateIncreaseDecreasePercentage_en-US">Public Utilities, Approved Rate Increase (Decrease), Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element602" xlink:to="label602" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedRateIncreaseDecreasePercentage" xlink:label="element603" />
        <label xlink:type="resource" xlink:label="label603" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesApprovedRateIncreaseDecreasePercentage_en-US">Authorized rate increase (decrease), percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element603" xlink:to="label603" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedEquityCapitalStructurePercentage" xlink:label="element604" />
        <label xlink:type="resource" xlink:label="label604" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesApprovedEquityCapitalStructurePercentage_en-US">Public Utilities, Approved Equity Capital Structure, Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element604" xlink:to="label604" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedEquityCapitalStructurePercentage" xlink:label="element605" />
        <label xlink:type="resource" xlink:label="label605" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesApprovedEquityCapitalStructurePercentage_en-US">Approved equity capital structure, percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element605" xlink:to="label605" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedRateIncreaseDecreaseAmount" xlink:label="element606" />
        <label xlink:type="resource" xlink:label="label606" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesApprovedRateIncreaseDecreaseAmount_en-US">Public Utilities, Approved Rate Increase (Decrease), Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element606" xlink:to="label606" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesApprovedRateIncreaseDecreaseAmount" xlink:label="element607" />
        <label xlink:type="resource" xlink:label="label607" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesApprovedRateIncreaseDecreaseAmount_en-US">Authorized rate increase (decrease), amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element607" xlink:to="label607" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity" xlink:label="element608" />
        <label xlink:type="resource" xlink:label="label608" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity_en-US">AFUDC - equity funds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element608" xlink:to="label608" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity" xlink:label="element609" />
        <label xlink:type="resource" xlink:label="label609" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity_en-US">AFUDC - equity funds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element609" xlink:to="label609" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress" xlink:label="element610" />
        <label xlink:type="resource" xlink:label="label610" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress_en-US">Public Utilities Property Plant And Equipment Construction Work In Progress</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element610" xlink:to="label610" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress" xlink:label="element611" />
        <label xlink:type="resource" xlink:label="label611" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress_en-US">Solar Farm Project Costs Year to Date</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element611" xlink:to="label611" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:label="element612" />
        <label xlink:type="resource" xlink:label="label612" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_en-US">Purchase Obligation, Future Minimum Payments, Remainder of Fiscal Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element612" xlink:to="label612" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear" xlink:label="element613" />
        <label xlink:type="resource" xlink:label="label613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_en-US">Purchase obligation, 2019</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element613" xlink:to="label613" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationDueInSecondYear" xlink:label="element614" />
        <label xlink:type="resource" xlink:label="label614" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationDueInSecondYear_en-US">Purchase obligation, 2020</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element614" xlink:to="label614" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationDueInFourthYear" xlink:label="element615" />
        <label xlink:type="resource" xlink:label="label615" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationDueInFourthYear_en-US">Purchase obligation, 2022</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element615" xlink:to="label615" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationDueInFifthYear" xlink:label="element616" />
        <label xlink:type="resource" xlink:label="label616" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationDueInFifthYear_en-US">Purchase obligation, 2023</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element616" xlink:to="label616" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationDueAfterFifthYear" xlink:label="element617" />
        <label xlink:type="resource" xlink:label="label617" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationDueAfterFifthYear_en-US">Purchase obligation, Thereafter</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element617" xlink:to="label617" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationFiscalYearMaturityAbstract" xlink:label="element618" />
        <label xlink:type="resource" xlink:label="label618" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationFiscalYearMaturityAbstract_en-US">Operating expense purchase contracts [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element618" xlink:to="label618" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PurchaseObligationDueInThirdYear" xlink:label="element619" />
        <label xlink:type="resource" xlink:label="label619" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_PurchaseObligationDueInThirdYear_en-US">Purchase obligation, 2021</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element619" xlink:to="label619" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="element620" />
        <label xlink:type="resource" xlink:label="label620" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_en-US">RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element620" xlink:to="label620" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability" xlink:label="element621" />
        <label xlink:type="resource" xlink:label="label621" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability_en-US">Lease assets obtained in exchange for lease liabilities - operating leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element621" xlink:to="label621" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="element622" />
        <label xlink:type="resource" xlink:label="label622" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_en-US">Right Of Use Asset Obtained In Exchange For Finance Lease Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element622" xlink:to="label622" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability" xlink:label="element623" />
        <label xlink:type="resource" xlink:label="label623" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_en-US">Lease assets obtained in exchange for lease liabilities - finance leases</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element623" xlink:to="label623" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RatioOfIndebtednessToNetCapital1" xlink:label="element624" />
        <label xlink:type="resource" xlink:label="label624" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RatioOfIndebtednessToNetCapital1_en-US">Ratio Of Indebtedness To Net Capital 1</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element624" xlink:to="label624" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RatioOfIndebtednessToNetCapital1" xlink:label="element625" />
        <label xlink:type="resource" xlink:label="label625" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RatioOfIndebtednessToNetCapital1_en-US">Debt to total capitalization ratio</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element625" xlink:to="label625" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="element626" />
        <label xlink:type="resource" xlink:label="label626" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ReceivablesPolicyTextBlock_en-US">Receivables Policy Text Block</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element626" xlink:to="label626" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="element627" />
        <label xlink:type="resource" xlink:label="label627" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ReceivablesPolicyTextBlock_en-US">Trade Receivables, Allowance for Credit Losses, and Concentration Risk</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element627" xlink:to="label627" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesAbstract" xlink:label="element628" />
        <label xlink:type="resource" xlink:label="label628" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ReceivablesAbstract_en-US">Receivables [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element628" xlink:to="label628" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesAbstract" xlink:label="element629" />
        <label xlink:type="resource" xlink:label="label629" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ReceivablesAbstract_en-US">Trade Receivables, Allowance for Doubtful Accounts, and Concentration Risk</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element629" xlink:to="label629" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ReceivablesNetCurrentAbstract" xlink:label="element630" />
        <label xlink:type="resource" xlink:label="label630" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ReceivablesNetCurrentAbstract_en-US">Receivables, Net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element630" xlink:to="label630" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedOperationsAbstract" xlink:label="element631" />
        <label xlink:type="resource" xlink:label="label631" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatedOperationsAbstract_en-US">Regulated Operations [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element631" xlink:to="label631" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedAndUnregulatedOperatingRevenue" xlink:label="element632" />
        <label xlink:type="resource" xlink:label="label632" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatedAndUnregulatedOperatingRevenue_en-US">Total Operating Revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element632" xlink:to="label632" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedAndUnregulatedOperatingRevenue" xlink:label="element633" />
        <label xlink:type="resource" xlink:label="label633" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_RegulatedAndUnregulatedOperatingRevenue_en-US">Total Operating Revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element633" xlink:to="label633" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedAndUnregulatedOperatingRevenue" xlink:label="element634" />
        <label xlink:type="resource" xlink:label="label634" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RegulatedAndUnregulatedOperatingRevenue_en-US">Operating revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element634" xlink:to="label634" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedAndUnregulatedOperatingRevenueAbstract" xlink:label="element635" />
        <label xlink:type="resource" xlink:label="label635" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatedAndUnregulatedOperatingRevenueAbstract_en-US">Operating Revenues:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element635" xlink:to="label635" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedOperatingRevenueGas" xlink:label="element636" />
        <label xlink:type="resource" xlink:label="label636" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatedOperatingRevenueGas_en-US">Regulated Operating Revenue Gas</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element636" xlink:to="label636" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedOperatingRevenueGas" xlink:label="element637" />
        <label xlink:type="resource" xlink:label="label637" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RegulatedOperatingRevenueGas_en-US">Gas revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element637" xlink:to="label637" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedOperatingRevenueElectricNonNuclear" xlink:label="element638" />
        <label xlink:type="resource" xlink:label="label638" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatedOperatingRevenueElectricNonNuclear_en-US">Regulated Operating Revenue Electric Non Nuclear</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element638" xlink:to="label638" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatedOperatingRevenueElectricNonNuclear" xlink:label="element639" />
        <label xlink:type="resource" xlink:label="label639" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RegulatedOperatingRevenueElectricNonNuclear_en-US">Electric revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element639" xlink:to="label639" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAgencyAxis" xlink:label="element640" />
        <label xlink:type="resource" xlink:label="label640" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAgencyAxis_en-US">Regulatory Agency [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element640" xlink:to="label640" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryLiabilityCurrent" xlink:label="element641" />
        <label xlink:type="resource" xlink:label="label641" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryLiabilityCurrent_en-US">Regulatory liabilities - current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element641" xlink:to="label641" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryLiabilityAxis" xlink:label="element642" />
        <label xlink:type="resource" xlink:label="label642" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryLiabilityAxis_en-US">Regulatory Liability [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element642" xlink:to="label642" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAgencyDomain" xlink:label="element643" />
        <label xlink:type="resource" xlink:label="label643" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAgencyDomain_en-US">Regulatory Agency [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element643" xlink:to="label643" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssetAxis" xlink:label="element644" />
        <label xlink:type="resource" xlink:label="label644" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssetAxis_en-US">Regulatory Asset [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element644" xlink:to="label644" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssets" xlink:label="element645" />
        <label xlink:type="resource" xlink:label="label645" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssets_en-US">Regulatory Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element645" xlink:to="label645" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssets" xlink:label="element646" />
        <label xlink:type="resource" xlink:label="label646" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RegulatoryAssets_en-US">Deferred expenditures related to COVID-19</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element646" xlink:to="label646" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssetsCurrent" xlink:label="element647" />
        <label xlink:type="resource" xlink:label="label647" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssetsCurrent_en-US">Regulatory assets - current</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element647" xlink:to="label647" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssetDomain" xlink:label="element648" />
        <label xlink:type="resource" xlink:label="label648" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssetDomain_en-US">Regulatory Asset [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element648" xlink:to="label648" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract" xlink:label="element649" />
        <label xlink:type="resource" xlink:label="label649" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssetsAndLiabilitiesDisclosureAbstract_en-US">Regulatory Assets And Liabilities Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element649" xlink:to="label649" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryLiabilityDomain" xlink:label="element650" />
        <label xlink:type="resource" xlink:label="label650" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryLiabilityDomain_en-US">Regulatory Liability [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element650" xlink:to="label650" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryLiabilityNoncurrent" xlink:label="element651" />
        <label xlink:type="resource" xlink:label="label651" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryLiabilityNoncurrent_en-US">Regulatory liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element651" xlink:to="label651" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RegulatoryAssetsNoncurrent" xlink:label="element652" />
        <label xlink:type="resource" xlink:label="label652" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RegulatoryAssetsNoncurrent_en-US">Regulatory assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element652" xlink:to="label652" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="element653" />
        <label xlink:type="resource" xlink:label="label653" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RelatedPartyTransactionLineItems_en-US">Related Party Transaction [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element653" xlink:to="label653" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="element654" />
        <label xlink:type="resource" xlink:label="label654" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_en-US">Related Party Transactions, by Related Party [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element654" xlink:to="label654" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="element655" />
        <label xlink:type="resource" xlink:label="label655" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RelatedPartyDomain_en-US">Related Party [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element655" xlink:to="label655" />
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        <label xlink:type="resource" xlink:label="label656" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_en-US">Related party expenses</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="element663" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTypeDomain" xlink:label="element665" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element665" xlink:to="label665" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element666" xlink:to="label666" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="element667" />
        <label xlink:type="resource" xlink:label="label667" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_en-US">RevenueFromContractWithCustomerIncludingAssessedTax</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax" xlink:label="element668" />
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        <label xlink:type="resource" xlink:label="label669" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RevenueFromContractWithCustomerTextBlock_en-US">Revenue from Contract with Customer [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element669" xlink:to="label669" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock" xlink:label="element670" />
        <label xlink:type="resource" xlink:label="label670" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RevenueFromContractWithCustomerTextBlock_en-US">Revenue from Contract with Customer</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element670" xlink:to="label670" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueSubjectToRefundMember" xlink:label="element671" />
        <label xlink:type="resource" xlink:label="label671" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RevenueSubjectToRefundMember_en-US">Revenue Subject to Refund</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element671" xlink:to="label671" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="element672" />
        <label xlink:type="resource" xlink:label="label672" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_RevenueRecognitionPolicyTextBlock_en-US">Revenue Recognition Policy Text Block</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element672" xlink:to="label672" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="element673" />
        <label xlink:type="resource" xlink:label="label673" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_RevenueRecognitionPolicyTextBlock_en-US">Revenue Recognition</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element673" xlink:to="label673" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues" xlink:label="element674" />
        <label xlink:type="resource" xlink:label="label674" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_Revenues_en-US">Revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element674" xlink:to="label674" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues" xlink:label="element675" />
        <label xlink:type="resource" xlink:label="label675" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_Revenues_en-US">Operating revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element675" xlink:to="label675" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock" xlink:label="element676" />
        <label xlink:type="resource" xlink:label="label676" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock_en-US">Schedule Of Notional Amounts Of Outstanding Derivative Positions [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element676" xlink:to="label676" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock" xlink:label="element677" />
        <label xlink:type="resource" xlink:label="label677" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock_en-US">Gross Notional Volume of Open Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element677" xlink:to="label677" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:label="element678" />
        <label xlink:type="resource" xlink:label="label678" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock_en-US">Schedule Of Future Minimum Rental Payments For Operating Leases [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element678" xlink:to="label678" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock" xlink:label="element679" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="element681" />
        <label xlink:type="resource" xlink:label="label681" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_en-US">Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element681" xlink:to="label681" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="element682" />
        <label xlink:type="resource" xlink:label="label682" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_en-US">Assets and Liabilities Measured at Fair Value on a Recurring Basis</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element682" xlink:to="label682" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element683" xlink:to="label683" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element685" xlink:to="label685" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element686" xlink:to="label686" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="element733" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="element735" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="element737" />
        <label xlink:type="resource" xlink:label="label737" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SubsequentEventMember_en-US">Subsequent Event [Member]</label>
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="element738" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element738" xlink:to="label738" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="element739" />
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        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element739" xlink:to="label739" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="element740" />
        <label xlink:type="resource" xlink:label="label740" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_SubsequentEventTypeAxis_en-US">Subsequent Event Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element740" xlink:to="label740" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="element741" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransactionTypeAxis" xlink:label="element742" />
        <label xlink:type="resource" xlink:label="label742" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_TransactionTypeAxis_en-US">Transaction Type [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element742" xlink:to="label742" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransactionDomain" xlink:label="element743" />
        <label xlink:type="resource" xlink:label="label743" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_TransactionDomain_en-US">Transaction [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element743" xlink:to="label743" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain" xlink:label="element744" />
        <label xlink:type="resource" xlink:label="label744" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_en-US">Financial Instruments [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element744" xlink:to="label744" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="element745" />
        <label xlink:type="resource" xlink:label="label745" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_TypeOfAdoptionMember_en-US">Type of Adoption [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element745" xlink:to="label745" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnbilledReceivablesCurrent" xlink:label="element746" />
        <label xlink:type="resource" xlink:label="label746" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UnbilledReceivablesCurrent_en-US">Unbilled revenues</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element746" xlink:to="label746" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="element747" />
        <label xlink:type="resource" xlink:label="label747" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UnrealizedGainLossOnDerivatives_en-US">Unrealized Gain Loss On Derivatives</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element747" xlink:to="label747" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UnrealizedGainLossOnDerivatives" xlink:label="element748" />
        <label xlink:type="resource" xlink:label="label748" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_UnrealizedGainLossOnDerivatives_en-US">Unrealized (gain) loss</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element748" xlink:to="label748" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_USTreasuryBillSecuritiesMember" xlink:label="element749" />
        <label xlink:type="resource" xlink:label="label749" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_USTreasuryBillSecuritiesMember_en-US">US Treasury Bill Securities [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element749" xlink:to="label749" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization" xlink:label="element750" />
        <label xlink:type="resource" xlink:label="label750" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization_en-US">Depreciation and amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element750" xlink:to="label750" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization" xlink:label="element751" />
        <label xlink:type="resource" xlink:label="label751" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_UtilitiesOperatingExpenseDepreciationAndAmortization_en-US">Depreciation and amortization</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element751" xlink:to="label751" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:label="element752" />
        <label xlink:type="resource" xlink:label="label752" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpenseFuelUsed_en-US">Utilities Operating Expense Fuel for electric generation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element752" xlink:to="label752" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseFuelUsed" xlink:label="element753" />
        <label xlink:type="resource" xlink:label="label753" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_UtilitiesOperatingExpenseFuelUsed_en-US">Fuel for electric generation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element753" xlink:to="label753" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpense" xlink:label="element754" />
        <label xlink:type="resource" xlink:label="label754" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_us-gaap_UtilitiesOperatingExpense_en-US">Total Operating Expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element754" xlink:to="label754" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpense" xlink:label="element755" />
        <label xlink:type="resource" xlink:label="label755" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpense_en-US">Utilities Operating Expense</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element755" xlink:to="label755" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpense" xlink:label="element756" />
        <label xlink:type="resource" xlink:label="label756" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_UtilitiesOperatingExpense_en-US">Total Operating Expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element756" xlink:to="label756" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpense" xlink:label="element757" />
        <label xlink:type="resource" xlink:label="label757" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_us-gaap_UtilitiesOperatingExpense_en-US">Operating expenses</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element757" xlink:to="label757" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseTaxes" xlink:label="element758" />
        <label xlink:type="resource" xlink:label="label758" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpenseTaxes_en-US">Utilities Operating Expense Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element758" xlink:to="label758" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseTaxes" xlink:label="element759" />
        <label xlink:type="resource" xlink:label="label759" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_us-gaap_UtilitiesOperatingExpenseTaxes_en-US">Other general taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element759" xlink:to="label759" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations" xlink:label="element760" />
        <label xlink:type="resource" xlink:label="label760" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpenseMaintenanceAndOperations_en-US">Other operations and maintenance</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element760" xlink:to="label760" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpensePurchasedPower" xlink:label="element761" />
        <label xlink:type="resource" xlink:label="label761" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpensePurchasedPower_en-US">Purchased power</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element761" xlink:to="label761" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_UtilitiesOperatingExpenseAbstract" xlink:label="element762" />
        <label xlink:type="resource" xlink:label="label762" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_UtilitiesOperatingExpenseAbstract_en-US">Operating Expenses:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element762" xlink:to="label762" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_VentureCapitalFundsMember" xlink:label="element763" />
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        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted" xlink:label="element764" />
        <label xlink:type="resource" xlink:label="label764" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted_en-US">Weighted Average Shares Outstanding (basic and diluted)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element764" xlink:to="label764" />
        <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1" xlink:label="element765" />
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        <label xlink:type="resource" xlink:label="label808" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ProductsAndServicesDomain_en-US">Products And Services [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element808" xlink:to="label808" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ParentCompanyMember" xlink:label="element809" />
        <label xlink:type="resource" xlink:label="label809" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ParentCompanyMember_en-US">MGE Energy [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element809" xlink:to="label809" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis" xlink:label="element810" />
        <label xlink:type="resource" xlink:label="label810" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ProductOrServiceAxis_en-US">Product or Service [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element810" xlink:to="label810" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember" xlink:label="element811" />
        <label xlink:type="resource" xlink:label="label811" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_RangeMember_en-US">Range [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element811" xlink:to="label811" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis" xlink:label="element812" />
        <label xlink:type="resource" xlink:label="label812" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_RangeAxis_en-US">Range [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element812" xlink:to="label812" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScenarioUnspecifiedDomain" xlink:label="element813" />
        <label xlink:type="resource" xlink:label="label813" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ScenarioUnspecifiedDomain_en-US">Scenario, Unspecified [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element813" xlink:to="label813" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScenarioForecastMember" xlink:label="element814" />
        <label xlink:type="resource" xlink:label="label814" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ScenarioForecastMember_en-US">Scenario, Forecast [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element814" xlink:to="label814" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScenarioForecastMember" xlink:label="element815" />
        <label xlink:type="resource" xlink:label="label815" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_srt_ScenarioForecastMember_en-US">Approved Rate Matters For Future Periods [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element815" xlink:to="label815" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="element816" />
        <label xlink:type="resource" xlink:label="label816" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_en-US">Schedule of Equity Method Investment, Equity Method Investee, Name [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element816" xlink:to="label816" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_StatementScenarioAxis" xlink:label="element817" />
        <label xlink:type="resource" xlink:label="label817" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_StatementScenarioAxis_en-US">Scenario [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element817" xlink:to="label817" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_SubsidiariesMember" xlink:label="element818" />
        <label xlink:type="resource" xlink:label="label818" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_SubsidiariesMember_en-US">Subsidiaries Member</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element818" xlink:to="label818" />
        <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_WeightedAverageMember" xlink:label="element819" />
        <label xlink:type="resource" xlink:label="label819" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_srt_WeightedAverageMember_en-US">Weighted Average [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element819" xlink:to="label819" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DocumentAndEntityInformationLineItems" xlink:label="element820" />
        <label xlink:type="resource" xlink:label="label820" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DocumentAndEntityInformationLineItems_en-US">Document And Entity Information [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element820" xlink:to="label820" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_UtilitiesOperatingExpenseCostOfGasSold" xlink:label="element821" />
        <label xlink:type="resource" xlink:label="label821" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_UtilitiesOperatingExpenseCostOfGasSold_en-US">Utilities Operating Expense, Cost of Gas Sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element821" xlink:to="label821" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_UtilitiesOperatingExpenseCostOfGasSold" xlink:label="element822" />
        <label xlink:type="resource" xlink:label="label822" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_UtilitiesOperatingExpenseCostOfGasSold_en-US">Cost of gas sold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element822" xlink:to="label822" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_UtilitiesOperatingExpenseCostOfGasSold" xlink:label="element823" />
        <label xlink:type="resource" xlink:label="label823" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_UtilitiesOperatingExpenseCostOfGasSold_en-US">The cost of gas sold charged against earnings for the period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element823" xlink:to="label823" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock" xlink:label="element824" />
        <label xlink:type="resource" xlink:label="label824" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock_en-US">Schedule Of Derivative Instruments, Gain (Loss) in Statement of Financial Position [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element824" xlink:to="label824" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock" xlink:label="element825" />
        <label xlink:type="resource" xlink:label="label825" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock_en-US">Derivative Gains and Losses in Balance Sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element825" xlink:to="label825" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock" xlink:label="element826" />
        <label xlink:type="resource" xlink:label="label826" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPositionTableTextBlock_en-US">Tabular disclsoure of the location and amount of gains and losses reported in the statement of financial position on derivative instruments designated and qualifying as hedging instruments.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element826" xlink:to="label826" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:label="element827" />
        <label xlink:type="resource" xlink:label="label827" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_en-US">Fair Value, Assets And Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element827" xlink:to="label827" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:label="element828" />
        <label xlink:type="resource" xlink:label="label828" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_en-US">Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element828" xlink:to="label828" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:label="element829" />
        <label xlink:type="resource" xlink:label="label829" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_en-US">Tabular disclosure of changes in Level 3 assets and liabilities measured at fair value on a recurring basis.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element829" xlink:to="label829" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense" xlink:label="element830" />
        <label xlink:type="resource" xlink:label="label830" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense_en-US">Equity Method Investment, Summarized Financial Information, Other Income (Expense)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element830" xlink:to="label830" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense" xlink:label="element831" />
        <label xlink:type="resource" xlink:label="label831" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense_en-US">Other income, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element831" xlink:to="label831" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense" xlink:label="element832" />
        <label xlink:type="resource" xlink:label="label832" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EquityMethodInvestmentSummarizedFinancialInformationOtherIncomeExpense_en-US">The amount of other income or expenses reported by an equity method investment of the entity.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element832" xlink:to="label832" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense" xlink:label="element833" />
        <label xlink:type="resource" xlink:label="label833" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense_en-US">Equity Method Investment, Summarized Financial Information, Interest Income (Expense)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element833" xlink:to="label833" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense" xlink:label="element834" />
        <label xlink:type="resource" xlink:label="label834" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense_en-US">Interest expense, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element834" xlink:to="label834" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense" xlink:label="element835" />
        <label xlink:type="resource" xlink:label="label835" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EquityMethodInvestmentSummarizedFinancialInformationInterestIncomeExpense_en-US">The amount of interest reported by an equity method investment of the entity.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element835" xlink:to="label835" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes" xlink:label="element836" />
        <label xlink:type="resource" xlink:label="label836" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes_en-US">Equity Method Investment, Summarized Financial Information, Net Income (Loss) Before Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element836" xlink:to="label836" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes" xlink:label="element837" />
        <label xlink:type="resource" xlink:label="label837" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes_en-US">Earnings before members' income taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element837" xlink:to="label837" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes" xlink:label="element838" />
        <label xlink:type="resource" xlink:label="label838" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLossBeforeTaxes_en-US">The amount of net income or net loss before taxes reported by an equity method investment of the entity.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element838" xlink:to="label838" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FinancialTransmissionRightsMember" xlink:label="element839" />
        <label xlink:type="resource" xlink:label="label839" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FinancialTransmissionRightsMember_en-US">Financial Transmission Rights [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element839" xlink:to="label839" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FinancialTransmissionRightsMember" xlink:label="element840" />
        <label xlink:type="resource" xlink:label="label840" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FinancialTransmissionRightsMember_en-US">Financial transmission rights.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element840" xlink:to="label840" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasedPowerAgreementMember" xlink:label="element841" />
        <label xlink:type="resource" xlink:label="label841" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PurchasedPowerAgreementMember_en-US">Purchased Power Agreement [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element841" xlink:to="label841" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasedPowerAgreementMember" xlink:label="element842" />
        <label xlink:type="resource" xlink:label="label842" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PurchasedPowerAgreementMember_en-US">Purchased power agreement.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element842" xlink:to="label842" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasedPowerAgreementMember" xlink:label="element843" />
        <label xlink:type="resource" xlink:label="label843" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PurchasedPowerAgreementMember_en-US">PPA [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element843" xlink:to="label843" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeRealizedGainLossDeferred" xlink:label="element844" />
        <label xlink:type="resource" xlink:label="label844" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeRealizedGainLossDeferred_en-US">Derivative, Realized Gain (Loss), Deferred</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element844" xlink:to="label844" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeRealizedGainLossDeferred" xlink:label="element845" />
        <label xlink:type="resource" xlink:label="label845" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_mgee_DerivativeRealizedGainLossDeferred_en-US">Realized (loss) gain reclassified to a deferred account</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element845" xlink:to="label845" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeRealizedGainLossDeferred" xlink:label="element846" />
        <label xlink:type="resource" xlink:label="label846" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeRealizedGainLossDeferred_en-US">Change in realized derivative gains and losses deferred.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element846" xlink:to="label846" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_RegulatoryAssetMember" xlink:label="element847" />
        <label xlink:type="resource" xlink:label="label847" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_RegulatoryAssetMember_en-US">Regulatory Asset [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element847" xlink:to="label847" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_RegulatoryAssetMember" xlink:label="element848" />
        <label xlink:type="resource" xlink:label="label848" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_RegulatoryAssetMember_en-US">Regulatory asset.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element848" xlink:to="label848" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_RegulatoryAssetMember" xlink:label="element849" />
        <label xlink:type="resource" xlink:label="label849" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_RegulatoryAssetMember_en-US">Current and Long-Term Regulatory Asset [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element849" xlink:to="label849" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationFairValueDisclosure" xlink:label="element850" />
        <label xlink:type="resource" xlink:label="label850" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DeferredCompensationFairValueDisclosure_en-US">Deferred Compensation Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element850" xlink:to="label850" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationFairValueDisclosure" xlink:label="element851" />
        <label xlink:type="resource" xlink:label="label851" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DeferredCompensationFairValueDisclosure_en-US">Deferred compensation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element851" xlink:to="label851" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationFairValueDisclosure" xlink:label="element852" />
        <label xlink:type="resource" xlink:label="label852" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DeferredCompensationFairValueDisclosure_en-US">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents deferred compensation obligations meeting the definition of a liability which should be reported as of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element852" xlink:to="label852" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod" xlink:label="element853" />
        <label xlink:type="resource" xlink:label="label853" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod_en-US">Deferred Compensation Arrangement With Individual, Investment Interest Calculation, Investment Maturity Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element853" xlink:to="label853" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod" xlink:label="element854" />
        <label xlink:type="resource" xlink:label="label854" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod_en-US">Investment interest calculation, investment maturity period (26 weeks)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element854" xlink:to="label854" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod" xlink:label="element855" />
        <label xlink:type="resource" xlink:label="label855" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationInvestmentMaturityPeriod_en-US">Investment maturity period used in deferred compensation interest calculation.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element855" xlink:to="label855" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate" xlink:label="element856" />
        <label xlink:type="resource" xlink:label="label856" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate_en-US">Deferred Compensation Arrangement With Individual, Investment Interest Calculation, Monthly Compounding Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element856" xlink:to="label856" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate" xlink:label="element857" />
        <label xlink:type="resource" xlink:label="label857" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate_en-US">Investment interest calculation, monthly compounding rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element857" xlink:to="label857" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate" xlink:label="element858" />
        <label xlink:type="resource" xlink:label="label858" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMonthlyCompoundingRate_en-US">Percentage increase compounded monthly used in deferred compensation interest calculation.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element858" xlink:to="label858" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly" xlink:label="element859" />
        <label xlink:type="resource" xlink:label="label859" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly_en-US">Deferred Compensation Arrangement With Individual Investment Interest Calculation, Minimum Annual Rate Compounded Monthly</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element859" xlink:to="label859" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly" xlink:label="element860" />
        <label xlink:type="resource" xlink:label="label860" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly_en-US">Investment interest calculation, minimum annual rate compounded monthly</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element860" xlink:to="label860" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly" xlink:label="element861" />
        <label xlink:type="resource" xlink:label="label861" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DeferredCompensationArrangementWithIndividualInvestmentInterestCalculationMinimumAnnualRateCompoundedMonthly_en-US">Minimum annual rate compounded monthly used in deferred compensation interest calculation.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element861" xlink:to="label861" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_RegulatedGasRevenuesMember" xlink:label="element862" />
        <label xlink:type="resource" xlink:label="label862" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_RegulatedGasRevenuesMember_en-US">Regulated Gas Revenues [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element862" xlink:to="label862" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_RegulatedGasRevenuesMember" xlink:label="element863" />
        <label xlink:type="resource" xlink:label="label863" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_RegulatedGasRevenuesMember_en-US">Regulated gas revenues.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element863" xlink:to="label863" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelForElectricGenerationPurchasedPowerMember" xlink:label="element864" />
        <label xlink:type="resource" xlink:label="label864" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelForElectricGenerationPurchasedPowerMember_en-US">Fuel For Electric Generation Purchased Power [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element864" xlink:to="label864" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelForElectricGenerationPurchasedPowerMember" xlink:label="element865" />
        <label xlink:type="resource" xlink:label="label865" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelForElectricGenerationPurchasedPowerMember_en-US">Fuel for electric generation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element865" xlink:to="label865" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CostOfGasSoldExpenseMember" xlink:label="element866" />
        <label xlink:type="resource" xlink:label="label866" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CostOfGasSoldExpenseMember_en-US">Cost Of Gas Sold Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element866" xlink:to="label866" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CostOfGasSoldExpenseMember" xlink:label="element867" />
        <label xlink:type="resource" xlink:label="label867" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CostOfGasSoldExpenseMember_en-US">Cost of gas sold expense.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element867" xlink:to="label867" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostAbstract" xlink:label="element868" />
        <label xlink:type="resource" xlink:label="label868" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeCollateralRequiredToPostAbstract_en-US">Derivative, Collateral Required To Post [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element868" xlink:to="label868" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostAbstract" xlink:label="element869" />
        <label xlink:type="resource" xlink:label="label869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeCollateralRequiredToPostAbstract_en-US">Derivative collateral required to be posted for PPA [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element869" xlink:to="label869" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInNetLiabilityPosition" xlink:label="element870" />
        <label xlink:type="resource" xlink:label="label870" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CounterpartiesInNetLiabilityPosition_en-US">Counterparties In Net Liability Position</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element870" xlink:to="label870" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInNetLiabilityPosition" xlink:label="element871" />
        <label xlink:type="resource" xlink:label="label871" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CounterpartiesInNetLiabilityPosition_en-US">Counterparties in net liability position</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element871" xlink:to="label871" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInNetLiabilityPosition" xlink:label="element872" />
        <label xlink:type="resource" xlink:label="label872" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CounterpartiesInNetLiabilityPosition_en-US">Counterparties in a net liability position.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element872" xlink:to="label872" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets" xlink:label="element873" />
        <label xlink:type="resource" xlink:label="label873" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included In Regulatory Liabilities (Assets)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element873" xlink:to="label873" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets" xlink:label="element874" />
        <label xlink:type="resource" xlink:label="label874" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets_en-US">This element represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in regulatory assets or liabilities.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element874" xlink:to="label874" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets" xlink:label="element875" />
        <label xlink:type="resource" xlink:label="label875" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInRegulatoryLiabilitiesAssets_en-US">Included in regulatory assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element875" xlink:to="label875" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets" xlink:label="element876" />
        <label xlink:type="resource" xlink:label="label876" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included In Current Assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element876" xlink:to="label876" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets" xlink:label="element877" />
        <label xlink:type="resource" xlink:label="label877" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets_en-US">This element represents total gains or losses for the period (realized and unrealized), arising from assets measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in current assets.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element877" xlink:to="label877" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets" xlink:label="element878" />
        <label xlink:type="resource" xlink:label="label878" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInCurrentAssets_en-US">Included in current assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element878" xlink:to="label878" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasedPowerExpenseMember" xlink:label="element879" />
        <label xlink:type="resource" xlink:label="label879" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PurchasedPowerExpenseMember_en-US">Purchased Power Expense [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element879" xlink:to="label879" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasedPowerExpenseMember" xlink:label="element880" />
        <label xlink:type="resource" xlink:label="label880" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PurchasedPowerExpenseMember_en-US">Purchased power expense member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element880" xlink:to="label880" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityAndFinancingArrangementsDisclosureAbstract" xlink:label="element881" />
        <label xlink:type="resource" xlink:label="label881" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EquityAndFinancingArrangementsDisclosureAbstract_en-US">Equity and Financing Arrangements Disclosure [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element881" xlink:to="label881" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityAndFinancingArragementsTextBlock" xlink:label="element882" />
        <label xlink:type="resource" xlink:label="label882" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EquityAndFinancingArragementsTextBlock_en-US">Equity and Financing Arragements [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element882" xlink:to="label882" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityAndFinancingArragementsTextBlock" xlink:label="element883" />
        <label xlink:type="resource" xlink:label="label883" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_EquityAndFinancingArragementsTextBlock_en-US">Equity and Financing Arrangements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element883" xlink:to="label883" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EquityAndFinancingArragementsTextBlock" xlink:label="element884" />
        <label xlink:type="resource" xlink:label="label884" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EquityAndFinancingArragementsTextBlock_en-US">The entire disclosure for equity and financing arrangements.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element884" xlink:to="label884" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest" xlink:label="element885" />
        <label xlink:type="resource" xlink:label="label885" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest_en-US">Payments for Distributions to Parent from Noncontrolling Interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element885" xlink:to="label885" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest" xlink:label="element886" />
        <label xlink:type="resource" xlink:label="label886" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest_en-US">The cash outflow for distributions to parent company from noncontrolling interest.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element886" xlink:to="label886" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest" xlink:label="element887" />
        <label xlink:type="resource" xlink:label="label887" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_mgee_PaymentsForDistributionsToParentFromNoncontrollingInterest_en-US">Distributions to parent from noncontrolling interest</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element887" xlink:to="label887" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesBandwidth" xlink:label="element888" />
        <label xlink:type="resource" xlink:label="label888" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesBandwidth_en-US">Fuel Rules, Bandwidth</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element888" xlink:to="label888" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesBandwidth" xlink:label="element889" />
        <label xlink:type="resource" xlink:label="label889" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesBandwidth_en-US">Pursuant to the provisions of the rate order, the fuel rules bandwidth will be plus or minus this percentage.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element889" xlink:to="label889" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesBandwidth" xlink:label="element890" />
        <label xlink:type="resource" xlink:label="label890" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesBandwidth_en-US">Fuel rules, bandwidth</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element890" xlink:to="label890" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesAbstract" xlink:label="element891" />
        <label xlink:type="resource" xlink:label="label891" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesAbstract_en-US">Fuel Rules [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element891" xlink:to="label891" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricMember" xlink:label="element892" />
        <label xlink:type="resource" xlink:label="label892" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ElectricMember_en-US">Electric [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element892" xlink:to="label892" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricMember" xlink:label="element893" />
        <label xlink:type="resource" xlink:label="label893" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ElectricMember_en-US">Electric member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element893" xlink:to="label893" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GasMember" xlink:label="element894" />
        <label xlink:type="resource" xlink:label="label894" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_GasMember_en-US">Gas [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element894" xlink:to="label894" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GasMember" xlink:label="element895" />
        <label xlink:type="resource" xlink:label="label895" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_GasMember_en-US">Gas member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element895" xlink:to="label895" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NonRegulatedEnergyMember" xlink:label="element896" />
        <label xlink:type="resource" xlink:label="label896" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_NonRegulatedEnergyMember_en-US">Non Regulated Energy [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element896" xlink:to="label896" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NonRegulatedEnergyMember" xlink:label="element897" />
        <label xlink:type="resource" xlink:label="label897" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_NonRegulatedEnergyMember_en-US">Non-regulated energy member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element897" xlink:to="label897" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TransmissionInvestmentMember" xlink:label="element898" />
        <label xlink:type="resource" xlink:label="label898" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TransmissionInvestmentMember_en-US">Transmission Investment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element898" xlink:to="label898" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TransmissionInvestmentMember" xlink:label="element899" />
        <label xlink:type="resource" xlink:label="label899" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TransmissionInvestmentMember_en-US">Transmission investment member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element899" xlink:to="label899" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ColumbiaUnitsMember" xlink:label="element900" />
        <label xlink:type="resource" xlink:label="label900" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ColumbiaUnitsMember_en-US">Columbia Units [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element900" xlink:to="label900" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ColumbiaUnitsMember" xlink:label="element901" />
        <label xlink:type="resource" xlink:label="label901" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ColumbiaUnitsMember_en-US">Columbia units.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element901" xlink:to="label901" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WisconsinFuelRulesPolicyPolicyTextBlock" xlink:label="element902" />
        <label xlink:type="resource" xlink:label="label902" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_WisconsinFuelRulesPolicyPolicyTextBlock_en-US">Wisconsin Fuel Rules, Policy [Policy Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element902" xlink:to="label902" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WisconsinFuelRulesPolicyPolicyTextBlock" xlink:label="element903" />
        <label xlink:type="resource" xlink:label="label903" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_WisconsinFuelRulesPolicyPolicyTextBlock_en-US">Wisconsin Fuel Rules</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element903" xlink:to="label903" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WisconsinFuelRulesPolicyPolicyTextBlock" xlink:label="element904" />
        <label xlink:type="resource" xlink:label="label904" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_WisconsinFuelRulesPolicyPolicyTextBlock_en-US">Disclosure of accounting policy for any over or under recovery of the electric fuel-related costs that fall outside a symmetrical cost tolerance band.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element904" xlink:to="label904" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixAbstract" xlink:label="element905" />
        <label xlink:type="resource" xlink:label="label905" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueInputsCounterpartyFuelMixAbstract_en-US">Fair Value Inputs Counterparty Fuel Mix [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element905" xlink:to="label905" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixAbstract" xlink:label="element906" />
        <label xlink:type="resource" xlink:label="label906" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueInputsCounterpartyFuelMixAbstract_en-US">Counterparty fuel mix:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element906" xlink:to="label906" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixInternalGeneration" xlink:label="element907" />
        <label xlink:type="resource" xlink:label="label907" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueInputsCounterpartyFuelMixInternalGeneration_en-US">Fair Value Inputs Counterparty Fuel Mix Internal Generation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element907" xlink:to="label907" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixInternalGeneration" xlink:label="element908" />
        <label xlink:type="resource" xlink:label="label908" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueInputsCounterpartyFuelMixInternalGeneration_en-US">Internal generation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element908" xlink:to="label908" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixInternalGeneration" xlink:label="element909" />
        <label xlink:type="resource" xlink:label="label909" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueInputsCounterpartyFuelMixInternalGeneration_en-US">Estimate of counterparty's internal generation as a portion of their fuel mix, used as an input to measure fair value.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element909" xlink:to="label909" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixPurchasedPower" xlink:label="element910" />
        <label xlink:type="resource" xlink:label="label910" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueInputsCounterpartyFuelMixPurchasedPower_en-US">Fair Value Inputs Counterparty Fuel Mix Purchased Power</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element910" xlink:to="label910" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixPurchasedPower" xlink:label="element911" />
        <label xlink:type="resource" xlink:label="label911" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueInputsCounterpartyFuelMixPurchasedPower_en-US">Purchased power</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element911" xlink:to="label911" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsCounterpartyFuelMixPurchasedPower" xlink:label="element912" />
        <label xlink:type="resource" xlink:label="label912" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueInputsCounterpartyFuelMixPurchasedPower_en-US">Estimate of counterparty's purchased power as a portion of their fuel mix, used as an input to measure fair value.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element912" xlink:to="label912" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AssetsNotAllocatedMember" xlink:label="element913" />
        <label xlink:type="resource" xlink:label="label913" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_AssetsNotAllocatedMember_en-US">Assets Not Allocated [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element913" xlink:to="label913" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AssetsNotAllocatedMember" xlink:label="element914" />
        <label xlink:type="resource" xlink:label="label914" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_AssetsNotAllocatedMember_en-US">Assets not allocated member.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element914" xlink:to="label914" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak" xlink:label="element915" />
        <label xlink:type="resource" xlink:label="label915" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak_en-US">Fair Value Inputs Delivery Points Basis Adjustment On Peak</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element915" xlink:to="label915" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak" xlink:label="element916" />
        <label xlink:type="resource" xlink:label="label916" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak_en-US">Basis adjustment - on peak</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element916" xlink:to="label916" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak" xlink:label="element917" />
        <label xlink:type="resource" xlink:label="label917" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOnPeak_en-US">Basis adjustment between delivery points for on peak electric future prices. Used as an input to measure fair value.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element917" xlink:to="label917" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak" xlink:label="element918" />
        <label xlink:type="resource" xlink:label="label918" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak_en-US">Fair Value Inputs Delivery Points Basis Adjustment Off Peak</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element918" xlink:to="label918" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak" xlink:label="element919" />
        <label xlink:type="resource" xlink:label="label919" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak_en-US">Basis adjustment - off peak</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element919" xlink:to="label919" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak" xlink:label="element920" />
        <label xlink:type="resource" xlink:label="label920" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueInputsDeliveryPointsBasisAdjustmentOffPeak_en-US">Basis adjustment between delivery points for off peak electric future prices. Used as an input to measure fair value.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element920" xlink:to="label920" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricRateProceedingMember" xlink:label="element921" />
        <label xlink:type="resource" xlink:label="label921" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ElectricRateProceedingMember_en-US">Electric Rate Proceeding [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element921" xlink:to="label921" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricRateProceedingMember" xlink:label="element922" />
        <label xlink:type="resource" xlink:label="label922" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ElectricRateProceedingMember_en-US">Electric Rate Proceeding</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element922" xlink:to="label922" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricRateProceedingMember" xlink:label="element923" />
        <label xlink:type="resource" xlink:label="label923" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_ElectricRateProceedingMember_en-US">Electric Rate Proceeding [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element923" xlink:to="label923" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GasRateProceedingMember" xlink:label="element924" />
        <label xlink:type="resource" xlink:label="label924" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_GasRateProceedingMember_en-US">Gas Rate Proceeding [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element924" xlink:to="label924" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GasRateProceedingMember" xlink:label="element925" />
        <label xlink:type="resource" xlink:label="label925" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_GasRateProceedingMember_en-US">Gas Rate Proceeding</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element925" xlink:to="label925" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GasRateProceedingMember" xlink:label="element926" />
        <label xlink:type="resource" xlink:label="label926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_GasRateProceedingMember_en-US">Gas Rate Proceeding [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element926" xlink:to="label926" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicServiceCommissionOfWisconsinMember" xlink:label="element927" />
        <label xlink:type="resource" xlink:label="label927" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicServiceCommissionOfWisconsinMember_en-US">Public Service Commission of Wisconsin [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element927" xlink:to="label927" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicServiceCommissionOfWisconsinMember" xlink:label="element928" />
        <label xlink:type="resource" xlink:label="label928" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicServiceCommissionOfWisconsinMember_en-US">Public Service Commission of Wisconsin</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element928" xlink:to="label928" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicServiceCommissionOfWisconsinMember" xlink:label="element929" />
        <label xlink:type="resource" xlink:label="label929" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicServiceCommissionOfWisconsinMember_en-US">PSCW [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element929" xlink:to="label929" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MgeTranscoMember" xlink:label="element930" />
        <label xlink:type="resource" xlink:label="label930" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_MgeTranscoMember_en-US">MGE Transco [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element930" xlink:to="label930" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MgeTranscoMember" xlink:label="element931" />
        <label xlink:type="resource" xlink:label="label931" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_MgeTranscoMember_en-US">MGE Transco</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element931" xlink:to="label931" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_IncomeTaxDisclosureLineItems" xlink:label="element932" />
        <label xlink:type="resource" xlink:label="label932" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_IncomeTaxDisclosureLineItems_en-US">Income Tax Disclosure [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element932" xlink:to="label932" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_IncomeTaxDisclosureLineItems" xlink:label="element933" />
        <label xlink:type="resource" xlink:label="label933" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_IncomeTaxDisclosureLineItems_en-US">Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element933" xlink:to="label933" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ScheduleOfIncomeTaxDisclosuresTable" xlink:label="element934" />
        <label xlink:type="resource" xlink:label="label934" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ScheduleOfIncomeTaxDisclosuresTable_en-US">Schedule of Income Tax Disclosures [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element934" xlink:to="label934" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod" xlink:label="element935" />
        <label xlink:type="resource" xlink:label="label935" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod_en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures in Period</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element935" xlink:to="label935" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod" xlink:label="element936" />
        <label xlink:type="resource" xlink:label="label936" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod_en-US">The value of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element936" xlink:to="label936" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod" xlink:label="element937" />
        <label xlink:type="resource" xlink:label="label937" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresInPeriod_en-US">Awards forfeited during period, value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element937" xlink:to="label937" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress" xlink:label="element938" />
        <label xlink:type="resource" xlink:label="label938" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress_en-US">Property, plant, and equipment, net</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element938" xlink:to="label938" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress" xlink:label="element939" />
        <label xlink:type="resource" xlink:label="label939" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress_en-US">Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. This amount does not include constrcution work in progress. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element939" xlink:to="label939" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress" xlink:label="element940" />
        <label xlink:type="resource" xlink:label="label940" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress_en-US">Property Plant And Equipment Net Before Construction In Progress</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element940" xlink:to="label940" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress" xlink:label="element941" />
        <label xlink:type="resource" xlink:label="label941" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xml:lang="en-US" id="verbose_mgee_PropertyPlantAndEquipmentNetBeforeConstructionInProgress_en-US">Property, plant, and equipment, total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element941" xlink:to="label941" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DefinedbenefitplandeferredpensionAndOtherPostretirementbenefitPlanCostsRecoveredAbstract" xlink:label="element942" />
        <label xlink:type="resource" xlink:label="label942" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DefinedbenefitplandeferredpensionAndOtherPostretirementbenefitPlanCostsRecoveredAbstract_en-US">Defined Benefit Plan Deferred Pension And Other Postretirement Benefit Plan Costs Recovered [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element942" xlink:to="label942" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlanMember" xlink:label="element943" />
        <label xlink:type="resource" xlink:label="label943" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PerformanceUnitPlanMember_en-US">Performance Unit Plan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element943" xlink:to="label943" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlanMember" xlink:label="element944" />
        <label xlink:type="resource" xlink:label="label944" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PerformanceUnitPlanMember_en-US">Plan for 2006 Performance Unit Agreement as described in out report.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element944" xlink:to="label944" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlanMember" xlink:label="element945" />
        <label xlink:type="resource" xlink:label="label945" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PerformanceUnitPlanMember_en-US">2006 Performance Unit Plan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element945" xlink:to="label945" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DirectorIncentiveAgreementMember" xlink:label="element946" />
        <label xlink:type="resource" xlink:label="label946" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DirectorIncentiveAgreementMember_en-US">Director Incentive Agreement [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element946" xlink:to="label946" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DirectorIncentiveAgreementMember" xlink:label="element947" />
        <label xlink:type="resource" xlink:label="label947" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DirectorIncentiveAgreementMember_en-US">Plan for Director Incentive Agreement as described in our report.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element947" xlink:to="label947" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfFuelRulesCredit" xlink:label="element948" />
        <label xlink:type="resource" xlink:label="label948" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesReturnOfFuelRulesCredit_en-US">Public Utilities, Return Of Fuel Rules Credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element948" xlink:to="label948" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfFuelRulesCredit" xlink:label="element949" />
        <label xlink:type="resource" xlink:label="label949" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesReturnOfFuelRulesCredit_en-US">The amount of electric fuel-related savings that has been returned in customer bill credits.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element949" xlink:to="label949" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfFuelRulesCredit" xlink:label="element950" />
        <label xlink:type="resource" xlink:label="label950" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesReturnOfFuelRulesCredit_en-US">Return of electric fuel credit, total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element950" xlink:to="label950" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold" xlink:label="element951" />
        <label xlink:type="resource" xlink:label="label951" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold_en-US">Fuel rules, electric fuel deferred costs upper threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element951" xlink:to="label951" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold" xlink:label="element952" />
        <label xlink:type="resource" xlink:label="label952" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold_en-US">Under fuel rules, the amount in which MGE would defer if actual electric fuel costs exceeded allowed electric fuel costs in latest rate order.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element952" xlink:to="label952" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold" xlink:label="element953" />
        <label xlink:type="resource" xlink:label="label953" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesElectricFuelDeferredCostsUpperThreshold_en-US">Fuel Rules, Electric Fuel Deferred Costs, Upper Threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element953" xlink:to="label953" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold" xlink:label="element954" />
        <label xlink:type="resource" xlink:label="label954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold_en-US">Fuel rules, electric fuel deferred costs lower threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element954" xlink:to="label954" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold" xlink:label="element955" />
        <label xlink:type="resource" xlink:label="label955" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold_en-US">Under fuel rules, the amount in which MGE is required to defer the benefit of lower costs if actual electric fuel costs were less than the allowed electric fuel costs in latest rate order.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element955" xlink:to="label955" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold" xlink:label="element956" />
        <label xlink:type="resource" xlink:label="label956" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesElectricFuelDeferredCostsLowerThreshold_en-US">Fuel Rules, Electric Fuel Deferred Costs, Lower Threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element956" xlink:to="label956" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommodityContractsAndFinancialTransimissionRightsMember" xlink:label="element957" />
        <label xlink:type="resource" xlink:label="label957" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CommodityContractsAndFinancialTransimissionRightsMember_en-US">Commodity Contracts And Financial Transimission Rights [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element957" xlink:to="label957" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommodityContractsAndFinancialTransimissionRightsMember" xlink:label="element958" />
        <label xlink:type="resource" xlink:label="label958" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CommodityContractsAndFinancialTransimissionRightsMember_en-US">Commodity Contracts and Financial Transimission Rights [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element958" xlink:to="label958" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EnergyRelatedCommodityContractMember" xlink:label="element959" />
        <label xlink:type="resource" xlink:label="label959" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EnergyRelatedCommodityContractMember_en-US">Energy Related Commodity Contract [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element959" xlink:to="label959" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EnergyRelatedCommodityContractMember" xlink:label="element960" />
        <label xlink:type="resource" xlink:label="label960" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EnergyRelatedCommodityContractMember_en-US">Energy Related Commodity Contract [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element960" xlink:to="label960" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesCurrentMember" xlink:label="element961" />
        <label xlink:type="resource" xlink:label="label961" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeLiabilitiesCurrentMember_en-US">Derivative Liabilities Current [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element961" xlink:to="label961" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesCurrentMember" xlink:label="element962" />
        <label xlink:type="resource" xlink:label="label962" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeLiabilitiesCurrentMember_en-US">Primary financial statement caption encompassing other current derivative liabilities.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element962" xlink:to="label962" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesCurrentMember" xlink:label="element963" />
        <label xlink:type="resource" xlink:label="label963" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeLiabilitiesCurrentMember_en-US">Derivative Liability (Current) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element963" xlink:to="label963" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesNoncurrentMember" xlink:label="element964" />
        <label xlink:type="resource" xlink:label="label964" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeLiabilitiesNoncurrentMember_en-US">Derivative Liabilities Noncurrent [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element964" xlink:to="label964" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesNoncurrentMember" xlink:label="element965" />
        <label xlink:type="resource" xlink:label="label965" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeLiabilitiesNoncurrentMember_en-US">Primary financial statement caption encompassing noncurrent derivative liabilities.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element965" xlink:to="label965" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeLiabilitiesNoncurrentMember" xlink:label="element966" />
        <label xlink:type="resource" xlink:label="label966" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeLiabilitiesNoncurrentMember_en-US">Derivative Liability (Long-term) [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element966" xlink:to="label966" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeMaximumTermOfHedgingContract" xlink:label="element967" />
        <label xlink:type="resource" xlink:label="label967" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeMaximumTermOfHedgingContract_en-US">Derivative, Maximum Term Of Hedging Contract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element967" xlink:to="label967" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeMaximumTermOfHedgingContract" xlink:label="element968" />
        <label xlink:type="resource" xlink:label="label968" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeMaximumTermOfHedgingContract_en-US">Maximum term of derivative hedging contract.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element968" xlink:to="label968" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeMaximumTermOfHedgingContract" xlink:label="element969" />
        <label xlink:type="resource" xlink:label="label969" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeMaximumTermOfHedgingContract_en-US">Maximum term of derivative hedging contract</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element969" xlink:to="label969" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure" xlink:label="element970" />
        <label xlink:type="resource" xlink:label="label970" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure_en-US">Derivative, Nonmonetary Notional Amount, Decatherm Measure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element970" xlink:to="label970" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure" xlink:label="element971" />
        <label xlink:type="resource" xlink:label="label971" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure_en-US">Nominal decatherm measure used to calculate payments on a derivative instrument.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element971" xlink:to="label971" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure" xlink:label="element972" />
        <label xlink:type="resource" xlink:label="label972" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeNonmonetaryNotionalAmountDecathermMeasure_en-US">Notional amount, decatherm measure (in Dth)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element972" xlink:to="label972" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure" xlink:label="element973" />
        <label xlink:type="resource" xlink:label="label973" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure_en-US">Derivative, Nonmonetary Notional Amount, Power Measure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element973" xlink:to="label973" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure" xlink:label="element974" />
        <label xlink:type="resource" xlink:label="label974" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure_en-US">Nominal power measure used to calculate payments on a derivative instrument.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element974" xlink:to="label974" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure" xlink:label="element975" />
        <label xlink:type="resource" xlink:label="label975" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeNonmonetaryNotionalAmountPowerMeasure_en-US">Notional amount, power measure (in MW)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element975" xlink:to="label975" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CoalMember" xlink:label="element976" />
        <label xlink:type="resource" xlink:label="label976" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CoalMember_en-US">Coal [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element976" xlink:to="label976" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CoalMember" xlink:label="element977" />
        <label xlink:type="resource" xlink:label="label977" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CoalMember_en-US">Contractual obligation to provide coal over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element977" xlink:to="label977" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NaturalGasMember" xlink:label="element978" />
        <label xlink:type="resource" xlink:label="label978" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_NaturalGasMember_en-US">Natural Gas [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element978" xlink:to="label978" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NaturalGasMember" xlink:label="element979" />
        <label xlink:type="resource" xlink:label="label979" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_NaturalGasMember_en-US">Contractual obligation to provide natural gas over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element979" xlink:to="label979" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NaturalGasTransportationAndStorageMember" xlink:label="element980" />
        <label xlink:type="resource" xlink:label="label980" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_NaturalGasTransportationAndStorageMember_en-US">Natural Gas, Transportation and Storage [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element980" xlink:to="label980" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NaturalGasTransportationAndStorageMember" xlink:label="element981" />
        <label xlink:type="resource" xlink:label="label981" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_NaturalGasTransportationAndStorageMember_en-US">Contractual obligation to provide transportation and storage of natural gas over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element981" xlink:to="label981" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NatualGasSupplyMember" xlink:label="element982" />
        <label xlink:type="resource" xlink:label="label982" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_NatualGasSupplyMember_en-US">Natual Gas, Supply [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element982" xlink:to="label982" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_NatualGasSupplyMember" xlink:label="element983" />
        <label xlink:type="resource" xlink:label="label983" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_NatualGasSupplyMember_en-US">Contractual obligation to provide natural gas supply over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element983" xlink:to="label983" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasePowerMember" xlink:label="element984" />
        <label xlink:type="resource" xlink:label="label984" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PurchasePowerMember_en-US">Purchase Power [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element984" xlink:to="label984" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PurchasePowerMember" xlink:label="element985" />
        <label xlink:type="resource" xlink:label="label985" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PurchasePowerMember_en-US">Contractual obligation to purchase power over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element985" xlink:to="label985" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TenYearPurchasePowerAgreementOsceolaWindpowerIiLlcMember" xlink:label="element986" />
        <label xlink:type="resource" xlink:label="label986" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TenYearPurchasePowerAgreementOsceolaWindpowerIiLlcMember_en-US">Purchase Power Agreement, Osceola Windpower II, LLC [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element986" xlink:to="label986" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TenYearPurchasePowerAgreementOsceolaWindpowerIiLlcMember" xlink:label="element987" />
        <label xlink:type="resource" xlink:label="label987" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TenYearPurchasePowerAgreementOsceolaWindpowerIiLlcMember_en-US">Contractual obligation to purchase power through the Osceola Windpower LLC agreement over a ten year period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element987" xlink:to="label987" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherLongTermPurchaseCommitmentsMember" xlink:label="element988" />
        <label xlink:type="resource" xlink:label="label988" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_OtherLongTermPurchaseCommitmentsMember_en-US">Other Long Term Purchase Commitments [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element988" xlink:to="label988" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherLongTermPurchaseCommitmentsMember" xlink:label="element989" />
        <label xlink:type="resource" xlink:label="label989" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_OtherLongTermPurchaseCommitmentsMember_en-US">Contractual obligation to provide commitments other than those specifically stated over periods that initially exceed one year or the normal operating cycle, if longer.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element989" xlink:to="label989" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherLongTermPurchaseCommitmentsMember" xlink:label="element990" />
        <label xlink:type="resource" xlink:label="label990" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_OtherLongTermPurchaseCommitmentsMember_en-US">Other [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element990" xlink:to="label990" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ChangeInDerivativeFairValueRollForward" xlink:label="element991" />
        <label xlink:type="resource" xlink:label="label991" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ChangeInDerivativeFairValueRollForward_en-US">Change In Derivative Fair Value [Roll Forward]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element991" xlink:to="label991" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMinimum" xlink:label="element992" />
        <label xlink:type="resource" xlink:label="label992" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeCollateralRequiredToPostMinimum_en-US">Derivative, Collateral Required To Post, Minimum</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element992" xlink:to="label992" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMinimum" xlink:label="element993" />
        <label xlink:type="resource" xlink:label="label993" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeCollateralRequiredToPostMinimum_en-US">Minimum collateral that may be required to be posted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element993" xlink:to="label993" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMinimum" xlink:label="element994" />
        <label xlink:type="resource" xlink:label="label994" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeCollateralRequiredToPostMinimum_en-US">Minimum collateral that may be required to be posted.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element994" xlink:to="label994" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMaximum" xlink:label="element995" />
        <label xlink:type="resource" xlink:label="label995" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeCollateralRequiredToPostMaximum_en-US">Derivative, Collateral Required To Post, Maximum</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element995" xlink:to="label995" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMaximum" xlink:label="element996" />
        <label xlink:type="resource" xlink:label="label996" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeCollateralRequiredToPostMaximum_en-US">Maximum collateral that may be required to be posted</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element996" xlink:to="label996" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeCollateralRequiredToPostMaximum" xlink:label="element997" />
        <label xlink:type="resource" xlink:label="label997" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DerivativeCollateralRequiredToPostMaximum_en-US">Maximum collateral that may be required to be posted.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element997" xlink:to="label997" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInNetLiabilityPositionOrDefaultAbstract" xlink:label="element998" />
        <label xlink:type="resource" xlink:label="label998" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CounterpartiesInNetLiabilityPositionOrDefaultAbstract_en-US">Counterparties In Net Liability Position Or Default [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element998" xlink:to="label998" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInNetLiabilityPositionOrDefaultAbstract" xlink:label="element999" />
        <label xlink:type="resource" xlink:label="label999" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CounterpartiesInNetLiabilityPositionOrDefaultAbstract_en-US">Counterparties in net liability position or default [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element999" xlink:to="label999" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInDefault" xlink:label="element1000" />
        <label xlink:type="resource" xlink:label="label1000" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CounterpartiesInDefault_en-US">Counterparties In Default</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1000" xlink:to="label1000" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInDefault" xlink:label="element1001" />
        <label xlink:type="resource" xlink:label="label1001" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CounterpartiesInDefault_en-US">Number of counterparites in default as of the balance sheet date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1001" xlink:to="label1001" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CounterpartiesInDefault" xlink:label="element1002" />
        <label xlink:type="resource" xlink:label="label1002" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CounterpartiesInDefault_en-US">Number of counterparties in default</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1002" xlink:to="label1002" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossAbstract" xlink:label="element1003" />
        <label xlink:type="resource" xlink:label="label1003" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossAbstract_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1003" xlink:to="label1003" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossAbstract" xlink:label="element1004" />
        <label xlink:type="resource" xlink:label="label1004" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossAbstract_en-US">Realized and unrealized gains (losses):</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1004" xlink:to="label1004" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialPaperFairValueDisclosure" xlink:label="element1005" />
        <label xlink:type="resource" xlink:label="label1005" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CommercialPaperFairValueDisclosure_en-US">Commercial Paper, Fair Value Disclosure</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1005" xlink:to="label1005" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialPaperFairValueDisclosure" xlink:label="element1006" />
        <label xlink:type="resource" xlink:label="label1006" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CommercialPaperFairValueDisclosure_en-US">Fair value portion of commercial paper.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1006" xlink:to="label1006" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialPaperFairValueDisclosure" xlink:label="element1007" />
        <label xlink:type="resource" xlink:label="label1007" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CommercialPaperFairValueDisclosure_en-US">Short-term debt - commercial paper</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1007" xlink:to="label1007" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit" xlink:label="element1008" />
        <label xlink:type="resource" xlink:label="label1008" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit_en-US">Stockholders' Equity, Value, Cash in Lieu of Fractional Shares Related to Stock Split</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1008" xlink:to="label1008" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit" xlink:label="element1009" />
        <label xlink:type="resource" xlink:label="label1009" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit_en-US">Cash paid in lieu of fractional shares related to a stock split.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1009" xlink:to="label1009" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit" xlink:label="element1010" />
        <label xlink:type="resource" xlink:label="label1010" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xml:lang="en-US" id="Negated_mgee_StockholdersEquityValueCashInLieuOfFractionalSharesRelatedToStockSplit_en-US">Cash in lieu of fractional shares related to stock split</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1010" xlink:to="label1010" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Accruedinterestandtaxes" xlink:label="element1011" />
        <label xlink:type="resource" xlink:label="label1011" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Accruedinterestandtaxes_en-US">Accrued Interest and Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1011" xlink:to="label1011" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Accruedinterestandtaxes" xlink:label="element1012" />
        <label xlink:type="resource" xlink:label="label1012" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Accruedinterestandtaxes_en-US">Carrying value as of the balance sheet date of accrued interest and accrued taxes.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1012" xlink:to="label1012" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Accruedinterestandtaxes" xlink:label="element1013" />
        <label xlink:type="resource" xlink:label="label1013" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Accruedinterestandtaxes_en-US">Accrued interest and taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1013" xlink:to="label1013" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearAxis" xlink:label="element1014" />
        <label xlink:type="resource" xlink:label="label1014" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesCreditYearAxis_en-US">Fuel Rules Credit Year [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1014" xlink:to="label1014" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearAxis" xlink:label="element1015" />
        <label xlink:type="resource" xlink:label="label1015" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesCreditYearAxis_en-US">Fuel Rules Credit Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1015" xlink:to="label1015" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearAxis" xlink:label="element1016" />
        <label xlink:type="resource" xlink:label="label1016" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesCreditYearAxis_en-US">Fuel Rules Credit Year [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1016" xlink:to="label1016" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearDomain" xlink:label="element1017" />
        <label xlink:type="resource" xlink:label="label1017" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesCreditYearDomain_en-US">Fuel Rules Credit Year [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1017" xlink:to="label1017" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearDomain" xlink:label="element1018" />
        <label xlink:type="resource" xlink:label="label1018" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesCreditYearDomain_en-US">Fuel Rules Credit Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1018" xlink:to="label1018" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCreditYearDomain" xlink:label="element1019" />
        <label xlink:type="resource" xlink:label="label1019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesCreditYearDomain_en-US">Fuel Rules Credit Year [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1019" xlink:to="label1019" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcreditperkwh" xlink:label="element1020" />
        <label xlink:type="resource" xlink:label="label1020" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Electricfuelcreditperkwh_en-US">Electric fuel credit per kWh</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1020" xlink:to="label1020" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcreditperkwh" xlink:label="element1021" />
        <label xlink:type="resource" xlink:label="label1021" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Electricfuelcreditperkwh_en-US">The approved amount ($/kWh) for an electric fuel credit to be returned to customers via a bill credit.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1021" xlink:to="label1021" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcreditperkwh" xlink:label="element1022" />
        <label xlink:type="resource" xlink:label="label1022" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Electricfuelcreditperkwh_en-US">Electric fuel credit (per kWh)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1022" xlink:to="label1022" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Changeinfuelrulesmonitoredcosts" xlink:label="element1023" />
        <label xlink:type="resource" xlink:label="label1023" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Changeinfuelrulesmonitoredcosts_en-US">Change in fuel rules monitored costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1023" xlink:to="label1023" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Changeinfuelrulesmonitoredcosts" xlink:label="element1024" />
        <label xlink:type="resource" xlink:label="label1024" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Changeinfuelrulesmonitoredcosts_en-US">This amount represents the change in fuel rules monitored costs approved by the PSCW.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1024" xlink:to="label1024" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Changeinfuelrulesmonitoredcosts" xlink:label="element1025" />
        <label xlink:type="resource" xlink:label="label1025" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Changeinfuelrulesmonitoredcosts_en-US">Change in fuel rules monitored costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1025" xlink:to="label1025" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Deferredfuelrulesmonitoredcosts" xlink:label="element1026" />
        <label xlink:type="resource" xlink:label="label1026" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Deferredfuelrulesmonitoredcosts_en-US">Deferred fuel rules monitored costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1026" xlink:to="label1026" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Deferredfuelrulesmonitoredcosts" xlink:label="element1027" />
        <label xlink:type="resource" xlink:label="label1027" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Deferredfuelrulesmonitoredcosts_en-US">The amount of electric fuel rules monitored costs which have been deferred outside the symmetrical cost tolerance band authorized by a regulatory agency.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1027" xlink:to="label1027" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Deferredfuelrulesmonitoredcosts" xlink:label="element1028" />
        <label xlink:type="resource" xlink:label="label1028" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Deferredfuelrulesmonitoredcosts_en-US">Deferred fuel rules monitored costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1028" xlink:to="label1028" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCredit20152016Member" xlink:label="element1029" />
        <label xlink:type="resource" xlink:label="label1029" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesCredit20152016Member_en-US">Fuel Rules Credit ($0.00256/kWh), 2015/2016 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1029" xlink:to="label1029" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCredit20152016Member" xlink:label="element1030" />
        <label xlink:type="resource" xlink:label="label1030" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesCredit20152016Member_en-US">Fuel Rules Credit ($0.00256/kWh), 2015/2016 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1030" xlink:to="label1030" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesCredit20152016Member" xlink:label="element1031" />
        <label xlink:type="resource" xlink:label="label1031" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesCredit20152016Member_en-US">Fuel Rules credit of $0.00256 per kWh approved by the PSCW for 2015 and 2016 electric fuel savings to be returned over 2015 and 2016.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1031" xlink:to="label1031" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricfuelmonitoredcostsyearAxis" xlink:label="element1032" />
        <label xlink:type="resource" xlink:label="label1032" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ElectricfuelmonitoredcostsyearAxis_en-US">Electric Fuel Monitored Costs Year [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1032" xlink:to="label1032" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricfuelmonitoredcostsyearAxis" xlink:label="element1033" />
        <label xlink:type="resource" xlink:label="label1033" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ElectricfuelmonitoredcostsyearAxis_en-US">Electric Fuel Monitored Costs Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1033" xlink:to="label1033" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricfuelmonitoredcostsyearDomain" xlink:label="element1034" />
        <label xlink:type="resource" xlink:label="label1034" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ElectricfuelmonitoredcostsyearDomain_en-US">Electric Fuel Monitored Costs Year [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1034" xlink:to="label1034" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ElectricfuelmonitoredcostsyearDomain" xlink:label="element1035" />
        <label xlink:type="resource" xlink:label="label1035" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ElectricfuelmonitoredcostsyearDomain_en-US">Electric Fuel Monitored Costs Year</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1035" xlink:to="label1035" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelmonitoredcosts2016Member" xlink:label="element1036" />
        <label xlink:type="resource" xlink:label="label1036" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Electricfuelmonitoredcosts2016Member_en-US">Electric Fuel Monitored Costs, 2016 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1036" xlink:to="label1036" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelmonitoredcosts2016Member" xlink:label="element1037" />
        <label xlink:type="resource" xlink:label="label1037" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Electricfuelmonitoredcosts2016Member_en-US">Electric Fuel Monitored Costs, 2016</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1037" xlink:to="label1037" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Fairvalueinputsbasisadjustmentabstract" xlink:label="element1038" />
        <label xlink:type="resource" xlink:label="label1038" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Fairvalueinputsbasisadjustmentabstract_en-US">Fair Value Inputs, Basis Adjustment [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1038" xlink:to="label1038" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Fairvalueinputsbasisadjustmentabstract" xlink:label="element1039" />
        <label xlink:type="resource" xlink:label="label1039" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Fairvalueinputsbasisadjustmentabstract_en-US">Basis adjustment:</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1039" xlink:to="label1039" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcredit" xlink:label="element1040" />
        <label xlink:type="resource" xlink:label="label1040" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Electricfuelcredit_en-US">Electric fuel credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1040" xlink:to="label1040" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcredit" xlink:label="element1041" />
        <label xlink:type="resource" xlink:label="label1041" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Electricfuelcredit_en-US">The amount of fuel savings approved by the PSCW for an electric fuel credit to be returned to customers via a bill credit.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1041" xlink:to="label1041" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Electricfuelcredit" xlink:label="element1042" />
        <label xlink:type="resource" xlink:label="label1042" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Electricfuelcredit_en-US">Electric fuel credit ($)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1042" xlink:to="label1042" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Fuelrulesrefund20152016memberMember" xlink:label="element1043" />
        <label xlink:type="resource" xlink:label="label1043" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Fuelrulesrefund20152016memberMember_en-US">Fuel Rules Refund, 2015/2016 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1043" xlink:to="label1043" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Fuelrulesrefund20152016memberMember" xlink:label="element1044" />
        <label xlink:type="resource" xlink:label="label1044" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Fuelrulesrefund20152016memberMember_en-US">Fuel Rules Refund, 2015/2016 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1044" xlink:to="label1044" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Fuelrulesrefund20152016memberMember" xlink:label="element1045" />
        <label xlink:type="resource" xlink:label="label1045" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Fuelrulesrefund20152016memberMember_en-US">Fuel Rules Refund approved by the PSCW for 2015 and 2016 electric fuel savings to be returned over a one-month period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1045" xlink:to="label1045" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ATCequitymethodinvesteememberMember" xlink:label="element1046" />
        <label xlink:type="resource" xlink:label="label1046" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ATCequitymethodinvesteememberMember_en-US">ATC [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1046" xlink:to="label1046" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MgeetranscoMember" xlink:label="element1047" />
        <label xlink:type="resource" xlink:label="label1047" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_MgeetranscoMember_en-US">MGEE Transco [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1047" xlink:to="label1047" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MgeetranscoMember" xlink:label="element1048" />
        <label xlink:type="resource" xlink:label="label1048" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_MgeetranscoMember_en-US">MGEE Transco.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1048" xlink:to="label1048" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AtcholdcoequitymethodinvesteeMember" xlink:label="element1049" />
        <label xlink:type="resource" xlink:label="label1049" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_AtcholdcoequitymethodinvesteeMember_en-US">ATC Holdco [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1049" xlink:to="label1049" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MgeMember" xlink:label="element1050" />
        <label xlink:type="resource" xlink:label="label1050" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_MgeMember_en-US">MGE [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1050" xlink:to="label1050" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Jointlyownedutilityplantintereststextblock" xlink:label="element1051" />
        <label xlink:type="resource" xlink:label="label1051" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Jointlyownedutilityplantintereststextblock_en-US">Joint Plant Ownership</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1051" xlink:to="label1051" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Jointlyownedutilityplantintereststextblock" xlink:label="element1052" />
        <label xlink:type="resource" xlink:label="label1052" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Jointlyownedutilityplantintereststextblock_en-US">Describes significant activity at the Columbia Energy Center, our jointly owned generation facility, from our disclosure in the most recently filed 10K.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1052" xlink:to="label1052" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeUnrealizedRealizedGainsLossesOnBalanceSheetLineItems" xlink:label="element1053" />
        <label xlink:type="resource" xlink:label="label1053" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DerivativeUnrealizedRealizedGainsLossesOnBalanceSheetLineItems_en-US">Derivative Unrealized Realized Gains Losses On Balance Sheet [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1053" xlink:to="label1053" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DerivativeUnrealizedRealizedGainsLossesOnBalanceSheetLineItems" xlink:label="element1054" />
        <label xlink:type="resource" xlink:label="label1054" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DerivativeUnrealizedRealizedGainsLossesOnBalanceSheetLineItems_en-US">Unrealized and realized gains (losses) on balance sheet [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1054" xlink:to="label1054" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Othercommitmentinitialagreeduponcommitmenttotal" xlink:label="element1055" />
        <label xlink:type="resource" xlink:label="label1055" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Othercommitmentinitialagreeduponcommitmenttotal_en-US">Other Commitment, Initial Agreed Upon Commitment Total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1055" xlink:to="label1055" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Othercommitmentinitialagreeduponcommitmenttotal" xlink:label="element1056" />
        <label xlink:type="resource" xlink:label="label1056" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Othercommitmentinitialagreeduponcommitmenttotal_en-US">Other commitment, initial agreed upon commitment total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1056" xlink:to="label1056" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Othercommitmentinitialagreeduponcommitmenttotal" xlink:label="element1057" />
        <label xlink:type="resource" xlink:label="label1057" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Othercommitmentinitialagreeduponcommitmenttotal_en-US">Amount the company has committed to contribute toward an investment.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1057" xlink:to="label1057" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargeAmount" xlink:label="element1058" />
        <label xlink:type="resource" xlink:label="label1058" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesFuelSurchargeAmount_en-US">Public Utilities Fuel Surcharge Amount</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1058" xlink:to="label1058" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargeAmount" xlink:label="element1059" />
        <label xlink:type="resource" xlink:label="label1059" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesFuelSurchargeAmount_en-US">Fuel surcharge effect on electric revenues ($)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1059" xlink:to="label1059" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargeAmount" xlink:label="element1060" />
        <label xlink:type="resource" xlink:label="label1060" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesFuelSurchargeAmount_en-US">Amount of Public Utility's approved surcharge by regulatory agency.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1060" xlink:to="label1060" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargePercentage" xlink:label="element1061" />
        <label xlink:type="resource" xlink:label="label1061" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesFuelSurchargePercentage_en-US">Public Utilities Fuel Surcharge Percentage</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1061" xlink:to="label1061" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargePercentage" xlink:label="element1062" />
        <label xlink:type="resource" xlink:label="label1062" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesFuelSurchargePercentage_en-US">Fuel surcharge effect on electric revenues (%)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1062" xlink:to="label1062" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesFuelSurchargePercentage" xlink:label="element1063" />
        <label xlink:type="resource" xlink:label="label1063" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesFuelSurchargePercentage_en-US">Percentage of Public Utility's approved surcharge by regulatory agency.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1063" xlink:to="label1063" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TaxCutsAndJobsActMember" xlink:label="element1064" />
        <label xlink:type="resource" xlink:label="label1064" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TaxCutsAndJobsActMember_en-US">Tax Cuts and Jobs Act [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1064" xlink:to="label1064" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TaxCutsAndJobsActMember" xlink:label="element1065" />
        <label xlink:type="resource" xlink:label="label1065" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TaxCutsAndJobsActMember_en-US">2017 Tax reform bill signed by congress.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1065" xlink:to="label1065" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EffectsOfTheTaxCutsAndJobsActAbstract" xlink:label="element1066" />
        <label xlink:type="resource" xlink:label="label1066" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EffectsOfTheTaxCutsAndJobsActAbstract_en-US">Effects Of The Tax Cuts And Jobs Act [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1066" xlink:to="label1066" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EffectsOfTheTaxCutsAndJobsActAbstract" xlink:label="element1067" />
        <label xlink:type="resource" xlink:label="label1067" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EffectsOfTheTaxCutsAndJobsActAbstract_en-US">Financial statement tax effects of the Tax Cuts and Jobs Act.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1067" xlink:to="label1067" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedCashAbstract" xlink:label="element1068" />
        <label xlink:type="resource" xlink:label="label1068" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CashCashEquivalentsAndRestrictedCashAbstract_en-US">Cash, Cash Equivalents, And Restricted Cash [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1068" xlink:to="label1068" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock" xlink:label="element1069" />
        <label xlink:type="resource" xlink:label="label1069" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock_en-US">Cash, Cash Equivalents, and Restricted Cash [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1069" xlink:to="label1069" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock" xlink:label="element1070" />
        <label xlink:type="resource" xlink:label="label1070" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock_en-US">Tabular disclosure of the components of cash and cash equivalents, including restricted amounts.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1070" xlink:to="label1070" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock" xlink:label="element1071" />
        <label xlink:type="resource" xlink:label="label1071" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CashCashEquivalentsAndRestrictedCashTableTextBlock_en-US">Cash, Cash Equivalents, and Restricted Cash</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1071" xlink:to="label1071" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SaratogaWindMember" xlink:label="element1072" />
        <label xlink:type="resource" xlink:label="label1072" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_SaratogaWindMember_en-US">Saratoga Wind [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1072" xlink:to="label1072" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SaratogaWindMember" xlink:label="element1073" />
        <label xlink:type="resource" xlink:label="label1073" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_SaratogaWindMember_en-US">Solar Project in Saratoga, IA approved in 2017.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1073" xlink:to="label1073" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ResidentialMember" xlink:label="element1074" />
        <label xlink:type="resource" xlink:label="label1074" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ResidentialMember_en-US">Residential [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1074" xlink:to="label1074" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ResidentialMember" xlink:label="element1075" />
        <label xlink:type="resource" xlink:label="label1075" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ResidentialMember_en-US">Residential operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1075" xlink:to="label1075" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialMember" xlink:label="element1076" />
        <label xlink:type="resource" xlink:label="label1076" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CommercialMember_en-US">Commercial [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1076" xlink:to="label1076" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialMember" xlink:label="element1077" />
        <label xlink:type="resource" xlink:label="label1077" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CommercialMember_en-US">Commercial operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1077" xlink:to="label1077" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialandindustrialMember" xlink:label="element1078" />
        <label xlink:type="resource" xlink:label="label1078" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CommercialandindustrialMember_en-US">Commercial And Industrial [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1078" xlink:to="label1078" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialandindustrialMember" xlink:label="element1079" />
        <label xlink:type="resource" xlink:label="label1079" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CommercialandindustrialMember_en-US">Commercial/Industrial [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1079" xlink:to="label1079" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CommercialandindustrialMember" xlink:label="element1080" />
        <label xlink:type="resource" xlink:label="label1080" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CommercialandindustrialMember_en-US">Commercial and Industrial operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1080" xlink:to="label1080" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_IndustrialMember" xlink:label="element1081" />
        <label xlink:type="resource" xlink:label="label1081" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_IndustrialMember_en-US">Industrial [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1081" xlink:to="label1081" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_IndustrialMember" xlink:label="element1082" />
        <label xlink:type="resource" xlink:label="label1082" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_IndustrialMember_en-US">Industrial operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1082" xlink:to="label1082" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherretailandmunicipalMember" xlink:label="element1083" />
        <label xlink:type="resource" xlink:label="label1083" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_OtherretailandmunicipalMember_en-US">OtherRetailAndMunicipal [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1083" xlink:to="label1083" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherretailandmunicipalMember" xlink:label="element1084" />
        <label xlink:type="resource" xlink:label="label1084" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_OtherretailandmunicipalMember_en-US">Other-retail/municipal</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1084" xlink:to="label1084" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherretailandmunicipalMember" xlink:label="element1085" />
        <label xlink:type="resource" xlink:label="label1085" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_OtherretailandmunicipalMember_en-US">Retail and municipal operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1085" xlink:to="label1085" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TotalretailMember" xlink:label="element1086" />
        <label xlink:type="resource" xlink:label="label1086" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TotalretailMember_en-US">Total Retail [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1086" xlink:to="label1086" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TotalretailMember" xlink:label="element1087" />
        <label xlink:type="resource" xlink:label="label1087" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TotalretailMember_en-US">Total retail operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1087" xlink:to="label1087" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SalestothemarketMember" xlink:label="element1088" />
        <label xlink:type="resource" xlink:label="label1088" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_SalestothemarketMember_en-US">Sales To The Market [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1088" xlink:to="label1088" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SalestothemarketMember" xlink:label="element1089" />
        <label xlink:type="resource" xlink:label="label1089" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_SalestothemarketMember_en-US">Sales to the market operating revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1089" xlink:to="label1089" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AdjustmentstorevenuesMember" xlink:label="element1090" />
        <label xlink:type="resource" xlink:label="label1090" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_AdjustmentstorevenuesMember_en-US">Adjustments To Revenues [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1090" xlink:to="label1090" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AdjustmentstorevenuesMember" xlink:label="element1091" />
        <label xlink:type="resource" xlink:label="label1091" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_AdjustmentstorevenuesMember_en-US">Adjustments to operating revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1091" xlink:to="label1091" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherrevenuesMember" xlink:label="element1092" />
        <label xlink:type="resource" xlink:label="label1092" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_OtherrevenuesMember_en-US">Other Revenues [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1092" xlink:to="label1092" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherrevenuesMember" xlink:label="element1093" />
        <label xlink:type="resource" xlink:label="label1093" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_OtherrevenuesMember_en-US">Other operating revenues.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1093" xlink:to="label1093" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GastransportationMember" xlink:label="element1094" />
        <label xlink:type="resource" xlink:label="label1094" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_GastransportationMember_en-US">Gas Transportation [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1094" xlink:to="label1094" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_GastransportationMember" xlink:label="element1095" />
        <label xlink:type="resource" xlink:label="label1095" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_GastransportationMember_en-US">Gas transportation operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1095" xlink:to="label1095" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TotaloperatingrevenueMember" xlink:label="element1096" />
        <label xlink:type="resource" xlink:label="label1096" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TotaloperatingrevenueMember_en-US">Total Operating Revenue [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1096" xlink:to="label1096" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TotaloperatingrevenueMember" xlink:label="element1097" />
        <label xlink:type="resource" xlink:label="label1097" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TotaloperatingrevenueMember_en-US">Total operating revenue.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1097" xlink:to="label1097" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedcCashLineItems" xlink:label="element1098" />
        <label xlink:type="resource" xlink:label="label1098" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CashCashEquivalentsAndRestrictedcCashLineItems_en-US">Cash Cash Equivalents And Restricted Cash [Line Items]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1098" xlink:to="label1098" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CashCashEquivalentsAndRestrictedCashTable" xlink:label="element1099" />
        <label xlink:type="resource" xlink:label="label1099" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CashCashEquivalentsAndRestrictedCashTable_en-US">Cash Cash Equivalents And Restricted Cash [Table]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1099" xlink:to="label1099" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MarginDepositAssetsPolicyTextBlock" xlink:label="element1100" />
        <label xlink:type="resource" xlink:label="label1100" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_MarginDepositAssetsPolicyTextBlock_en-US">Margin Deposit Assets Policy [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1100" xlink:to="label1100" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MarginDepositAssetsPolicyTextBlock" xlink:label="element1101" />
        <label xlink:type="resource" xlink:label="label1101" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_MarginDepositAssetsPolicyTextBlock_en-US">Receivable Margin Account</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1101" xlink:to="label1101" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_MarginDepositAssetsPolicyTextBlock" xlink:label="element1102" />
        <label xlink:type="resource" xlink:label="label1102" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_MarginDepositAssetsPolicyTextBlock_en-US">Disclosure of accounting policy for restricted receivable margin account.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1102" xlink:to="label1102" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CNGVehicleFuelServicing" xlink:label="element1103" />
        <label xlink:type="resource" xlink:label="label1103" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CNGVehicleFuelServicing_en-US">CNG Vehicle Fuel Servicing</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1103" xlink:to="label1103" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CNGVehicleFuelServicing" xlink:label="element1104" />
        <label xlink:type="resource" xlink:label="label1104" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CNGVehicleFuelServicing_en-US">CNG Vehicle Fuel Servicing Revenue</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1104" xlink:to="label1104" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CNGVehicleFuelServicing" xlink:label="element1105" />
        <label xlink:type="resource" xlink:label="label1105" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CNGVehicleFuelServicing_en-US">Revenue from CNG fuel servicing.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1105" xlink:to="label1105" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ExcessDeferredTaxesTaxCutsAndJobsActMember" xlink:label="element1106" />
        <label xlink:type="resource" xlink:label="label1106" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ExcessDeferredTaxesTaxCutsAndJobsActMember_en-US">Excess Deferred Taxes, Tax Cuts And Jobs Act [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1106" xlink:to="label1106" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ExcessDeferredTaxesTaxCutsAndJobsActMember" xlink:label="element1107" />
        <label xlink:type="resource" xlink:label="label1107" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ExcessDeferredTaxesTaxCutsAndJobsActMember_en-US">Deferred tax effects of the Tax Cuts and Jobs Act.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1107" xlink:to="label1107" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ForwardwindunitsMember" xlink:label="element1108" />
        <label xlink:type="resource" xlink:label="label1108" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ForwardwindunitsMember_en-US">Forward Wind Units [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1108" xlink:to="label1108" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ForwardwindunitsMember" xlink:label="element1109" />
        <label xlink:type="resource" xlink:label="label1109" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ForwardwindunitsMember_en-US">Forward Wind units.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1109" xlink:to="label1109" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation" xlink:label="element1110" />
        <label xlink:type="resource" xlink:label="label1110" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation_en-US">Effect Of New Accounting Principle On Prior Period Presentation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1110" xlink:to="label1110" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation" xlink:label="element1111" />
        <label xlink:type="resource" xlink:label="label1111" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation_en-US">The effect of ASU 2017-07 reclass on prior period presentation of Statements of Income.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1111" xlink:to="label1111" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation" xlink:label="element1112" />
        <label xlink:type="resource" xlink:label="label1112" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_EffectOfNewAccountingPrincipleOnPriorPeriodPresentation_en-US">Effect of New Accounting Principle on Prior Period Presentation</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1112" xlink:to="label1112" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2017Member" xlink:label="element1113" />
        <label xlink:type="resource" xlink:label="label1113" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesRefund2017Member_en-US">Fuel Rules Refund, 2017 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1113" xlink:to="label1113" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2017Member" xlink:label="element1114" />
        <label xlink:type="resource" xlink:label="label1114" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesRefund2017Member_en-US">Fuel Rules Refund 2017 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1114" xlink:to="label1114" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2017Member" xlink:label="element1115" />
        <label xlink:type="resource" xlink:label="label1115" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesRefund2017Member_en-US">Fuel Rules Refund approved by the PSCW for 2017 electric fuel savings to be returned over a one-month period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1115" xlink:to="label1115" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes" xlink:label="element1116" />
        <label xlink:type="resource" xlink:label="label1116" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes_en-US">Public Utilities Return Of Normalized Excess Deferred Taxes</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1116" xlink:to="label1116" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes" xlink:label="element1117" />
        <label xlink:type="resource" xlink:label="label1117" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes_en-US">The amount of over-collection of normalized excess deferred taxes that has been returned in customer via bill credits.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1117" xlink:to="label1117" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes" xlink:label="element1118" />
        <label xlink:type="resource" xlink:label="label1118" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesReturnOfNormalizedExcessDeferredTaxes_en-US">Return of tax credit, total</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1118" xlink:to="label1118" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_JointOwnersMember" xlink:label="element1119" />
        <label xlink:type="resource" xlink:label="label1119" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_JointOwnersMember_en-US">Joint Owners [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1119" xlink:to="label1119" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Jointlyownedutilityplantplantcapacity" xlink:label="element1120" />
        <label xlink:type="resource" xlink:label="label1120" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Jointlyownedutilityplantplantcapacity_en-US">Forward Wind Plant Capacity</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1120" xlink:to="label1120" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Jointlyownedutilityplantplantcapacity" xlink:label="element1121" />
        <label xlink:type="resource" xlink:label="label1121" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Jointlyownedutilityplantplantcapacity_en-US">Jointly owned utility plant, plant capacity (in MW)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1121" xlink:to="label1121" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Jointlyownedutilityplantplantcapacity" xlink:label="element1122" />
        <label xlink:type="resource" xlink:label="label1122" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Jointlyownedutilityplantplantcapacity_en-US">The total operating capacity (in megawatts) of the jointly owned utility plant.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1122" xlink:to="label1122" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfTaxCredit" xlink:label="element1123" />
        <label xlink:type="resource" xlink:label="label1123" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesReturnOfTaxCredit_en-US">Public Utilities Return Of Tax Credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1123" xlink:to="label1123" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfTaxCredit" xlink:label="element1124" />
        <label xlink:type="resource" xlink:label="label1124" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesReturnOfTaxCredit_en-US">The amount of income tax expense over-collection approved by the PSCW for a tax credit to be returned to customers via a bill credit.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1124" xlink:to="label1124" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesReturnOfTaxCredit" xlink:label="element1125" />
        <label xlink:type="resource" xlink:label="label1125" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesReturnOfTaxCredit_en-US">Return of tax credit</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1125" xlink:to="label1125" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock" xlink:label="element1126" />
        <label xlink:type="resource" xlink:label="label1126" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock_en-US">Capitalized Software Assets Hosting Arrangements Policy [Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1126" xlink:to="label1126" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock" xlink:label="element1127" />
        <label xlink:type="resource" xlink:label="label1127" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock_en-US">Capitalized Software Assets Hosting Arrangements</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1127" xlink:to="label1127" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock" xlink:label="element1128" />
        <label xlink:type="resource" xlink:label="label1128" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_CapitalizedSoftwareAssetsHostingArrangementsPolicyTextBlock_en-US">Disclosure of accounting policy for capitalized software assets in a hosting arragement.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1128" xlink:to="label1128" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ConstructionProjectAxis" xlink:label="element1129" />
        <label xlink:type="resource" xlink:label="label1129" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ConstructionProjectAxis_en-US">Construction Project [Axis]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1129" xlink:to="label1129" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ConstructionProjectAxis" xlink:label="element1130" />
        <label xlink:type="resource" xlink:label="label1130" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ConstructionProjectAxis_en-US">Identifies type of construction project.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1130" xlink:to="label1130" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ConstructionProjectDomain" xlink:label="element1131" />
        <label xlink:type="resource" xlink:label="label1131" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ConstructionProjectDomain_en-US">Construction Project [Domain]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1131" xlink:to="label1131" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ConstructionProjectDomain" xlink:label="element1132" />
        <label xlink:type="resource" xlink:label="label1132" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ConstructionProjectDomain_en-US">Type of construction project.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1132" xlink:to="label1132" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SaratogaWindFarmMember" xlink:label="element1133" />
        <label xlink:type="resource" xlink:label="label1133" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_SaratogaWindFarmMember_en-US">Saratoga Wind Farm [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1133" xlink:to="label1133" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SaratogaWindFarmMember" xlink:label="element1134" />
        <label xlink:type="resource" xlink:label="label1134" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_SaratogaWindFarmMember_en-US">Saratoga Wind Farm project. Constructed in 2018 and operational in early 2019.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1134" xlink:to="label1134" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_LeaseBalanceSheetTableTextBlock" xlink:label="element1135" />
        <label xlink:type="resource" xlink:label="label1135" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_LeaseBalanceSheetTableTextBlock_en-US">Lease Balance Sheet [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1135" xlink:to="label1135" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_LeaseBalanceSheetTableTextBlock" xlink:label="element1136" />
        <label xlink:type="resource" xlink:label="label1136" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_LeaseBalanceSheetTableTextBlock_en-US">Lease Balance Sheet</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1136" xlink:to="label1136" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_LeaseBalanceSheetTableTextBlock" xlink:label="element1137" />
        <label xlink:type="resource" xlink:label="label1137" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_LeaseBalanceSheetTableTextBlock_en-US">Tabular disclosure of lessee's finance and operating lease assets and finance and operating lease liabilities along with their respective locations on the balance sheet.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1137" xlink:to="label1137" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherFinancialInformationTableTextBlock" xlink:label="element1138" />
        <label xlink:type="resource" xlink:label="label1138" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_OtherFinancialInformationTableTextBlock_en-US">Other Financial Information [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1138" xlink:to="label1138" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherFinancialInformationTableTextBlock" xlink:label="element1139" />
        <label xlink:type="resource" xlink:label="label1139" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_OtherFinancialInformationTableTextBlock_en-US">Other Financial Information</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1139" xlink:to="label1139" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_OtherFinancialInformationTableTextBlock" xlink:label="element1140" />
        <label xlink:type="resource" xlink:label="label1140" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_OtherFinancialInformationTableTextBlock_en-US">Tabular disclosure of other financial information including but not limited to cash paid for amounts included in the measurment of lease liabilities and lease assets obtained in exchange for lease liabilities.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1140" xlink:to="label1140" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WeightedAverageAndDiscountRateTableTextBlock" xlink:label="element1141" />
        <label xlink:type="resource" xlink:label="label1141" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_WeightedAverageAndDiscountRateTableTextBlock_en-US">Weighted Average And Discount Rate [Table Text Block]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1141" xlink:to="label1141" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WeightedAverageAndDiscountRateTableTextBlock" xlink:label="element1142" />
        <label xlink:type="resource" xlink:label="label1142" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_WeightedAverageAndDiscountRateTableTextBlock_en-US">Weighted Average And Discount Rate</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1142" xlink:to="label1142" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_WeightedAverageAndDiscountRateTableTextBlock" xlink:label="element1143" />
        <label xlink:type="resource" xlink:label="label1143" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_WeightedAverageAndDiscountRateTableTextBlock_en-US">Tabular disclosure of weigted average remaining lease terms and discount rates</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1143" xlink:to="label1143" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Airqualityregulationsabstract" xlink:label="element1144" />
        <label xlink:type="resource" xlink:label="label1144" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Airqualityregulationsabstract_en-US">Air Quality Regulations [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1144" xlink:to="label1144" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Airqualityregulationsabstract" xlink:label="element1145" />
        <label xlink:type="resource" xlink:label="label1145" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Airqualityregulationsabstract_en-US">Air Quality</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1145" xlink:to="label1145" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Epagreenhousegasreductionguidelinesabstract" xlink:label="element1146" />
        <label xlink:type="resource" xlink:label="label1146" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Epagreenhousegasreductionguidelinesabstract_en-US">EPA Greenhouse Gas Reduction Guidelines [Abstract]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1146" xlink:to="label1146" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Epagreenhousegasreductionguidelinesabstract" xlink:label="element1147" />
        <label xlink:type="resource" xlink:label="label1147" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Epagreenhousegasreductionguidelinesabstract_en-US">EPA Greenhouse Gas Reduction Guidelines</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1147" xlink:to="label1147" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus" xlink:label="element1148" />
        <label xlink:type="resource" xlink:label="label1148" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus_en-US">Epa Greenhouse Gas Reduction Guidlines Standard Of Performance For Egus</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1148" xlink:to="label1148" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus" xlink:label="element1149" />
        <label xlink:type="resource" xlink:label="label1149" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus_en-US">Standard of Performance Plan For EGUs Over Threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1149" xlink:to="label1149" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus" xlink:label="element1150" />
        <label xlink:type="resource" xlink:label="label1150" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Epagreenhousegasreductionguidlinesstandardofperformanceforegus_en-US">The ACE proposal directs states to submit plans to the EPA for approval that implement standards of performance (called Best System of Emissions Reductions, or BSER) for individual EGUs over a certain threshold.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1150" xlink:to="label1150" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Leaserightofuseasset" xlink:label="element1151" />
        <label xlink:type="resource" xlink:label="label1151" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Leaserightofuseasset_en-US">Lease Right Of Use Asset</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1151" xlink:to="label1151" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Leaserightofuseasset" xlink:label="element1152" />
        <label xlink:type="resource" xlink:label="label1152" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_mgee_Leaserightofuseasset_en-US">Total lease assets</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1152" xlink:to="label1152" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Leaseliability" xlink:label="element1153" />
        <label xlink:type="resource" xlink:label="label1153" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Leaseliability_en-US">Lease Liability</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1153" xlink:to="label1153" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Leaseliability" xlink:label="element1154" />
        <label xlink:type="resource" xlink:label="label1154" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xml:lang="en-US" id="total_mgee_Leaseliability_en-US">Total lease liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1154" xlink:to="label1154" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ExcessDeferredTaxIncomeStatementEffect" xlink:label="element1155" />
        <label xlink:type="resource" xlink:label="label1155" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ExcessDeferredTaxIncomeStatementEffect_en-US">Excess Deferred Tax Income Statement Effect</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1155" xlink:to="label1155" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ExcessDeferredTaxIncomeStatementEffect" xlink:label="element1156" />
        <label xlink:type="resource" xlink:label="label1156" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_ExcessDeferredTaxIncomeStatementEffect_en-US">Excess deferred tax - Income statement effect</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1156" xlink:to="label1156" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ExcessDeferredTaxIncomeStatementEffect" xlink:label="element1157" />
        <label xlink:type="resource" xlink:label="label1157" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_ExcessDeferredTaxIncomeStatementEffect_en-US">Included are impacts of the Tax Cuts and Jobs Act for the regulated utility for excess deferred taxes recognized using a normalization method of accounting. The amount and timing of the cash impacts will depend on the period over which certain income tax benefits are provided to customers, determined by the PSCW.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1157" xlink:to="label1157" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2018Member" xlink:label="element1158" />
        <label xlink:type="resource" xlink:label="label1158" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FuelRulesRefund2018Member_en-US">Fuel Rules Refund 2018 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1158" xlink:to="label1158" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2018Member" xlink:label="element1159" />
        <label xlink:type="resource" xlink:label="label1159" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FuelRulesRefund2018Member_en-US">Fuel Rules Refund, 2018 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1159" xlink:to="label1159" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FuelRulesRefund2018Member" xlink:label="element1160" />
        <label xlink:type="resource" xlink:label="label1160" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FuelRulesRefund2018Member_en-US">Fuel Rules Refund approved by the PSCW for 2018 electric fuel savings to be returned over a one-month period.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1160" xlink:to="label1160" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SolarFarmsMember" xlink:label="element1161" />
        <label xlink:type="resource" xlink:label="label1161" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_SolarFarmsMember_en-US">Solar Farms [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1161" xlink:to="label1161" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_SolarFarmsMember" xlink:label="element1162" />
        <label xlink:type="resource" xlink:label="label1162" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_SolarFarmsMember_en-US">Solar farms</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1162" xlink:to="label1162" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowAdditionalCommitmentsMember" xlink:label="element1163" />
        <label xlink:type="resource" xlink:label="label1163" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_BadgerHollowAdditionalCommitmentsMember_en-US">Badger Hollow Additional Commitments [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1163" xlink:to="label1163" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowAdditionalCommitmentsMember" xlink:label="element1164" />
        <label xlink:type="resource" xlink:label="label1164" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_BadgerHollowAdditionalCommitmentsMember_en-US">In July MGE entered into additional commitments related to operations of the Badget Hollow Solar Farm.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1164" xlink:to="label1164" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoCreeksConstructionCommitmentMember" xlink:label="element1165" />
        <label xlink:type="resource" xlink:label="label1165" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TwoCreeksConstructionCommitmentMember_en-US">Two Creeks Construction Commitment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1165" xlink:to="label1165" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoCreeksConstructionCommitmentMember" xlink:label="element1166" />
        <label xlink:type="resource" xlink:label="label1166" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TwoCreeksConstructionCommitmentMember_en-US">Future minimum construction commitments related to capital expenditures for the Two Creeks solar project</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1166" xlink:to="label1166" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowConstructionCommitmentMember" xlink:label="element1167" />
        <label xlink:type="resource" xlink:label="label1167" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_BadgerHollowConstructionCommitmentMember_en-US">Badger Hollow Construction Commitment [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1167" xlink:to="label1167" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowConstructionCommitmentMember" xlink:label="element1168" />
        <label xlink:type="resource" xlink:label="label1168" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_BadgerHollowConstructionCommitmentMember_en-US">Future minimum construction commitments related to capital expenditures for the Badger Hollow solar project</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1168" xlink:to="label1168" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Projectedsolarfarmprojectcosts" xlink:label="element1169" />
        <label xlink:type="resource" xlink:label="label1169" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Projectedsolarfarmprojectcosts_en-US">Projected Solar Farm Project Costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1169" xlink:to="label1169" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Projectedsolarfarmprojectcosts" xlink:label="element1170" />
        <label xlink:type="resource" xlink:label="label1170" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Projectedsolarfarmprojectcosts_en-US">The Company's projected costs for the current solar projects.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1170" xlink:to="label1170" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwocreeksunitsMember" xlink:label="element1171" />
        <label xlink:type="resource" xlink:label="label1171" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TwocreeksunitsMember_en-US">Two Creeks Units [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1171" xlink:to="label1171" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwocreeksunitsMember" xlink:label="element1172" />
        <label xlink:type="resource" xlink:label="label1172" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_TwocreeksunitsMember_en-US">Two Creeks units.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1172" xlink:to="label1172" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowUnitsMember" xlink:label="element1173" />
        <label xlink:type="resource" xlink:label="label1173" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_BadgerHollowUnitsMember_en-US">Badger Hollow Units [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1173" xlink:to="label1173" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_BadgerHollowUnitsMember" xlink:label="element1174" />
        <label xlink:type="resource" xlink:label="label1174" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_BadgerHollowUnitsMember_en-US">Badger Hollow units.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1174" xlink:to="label1174" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts" xlink:label="element1175" />
        <label xlink:type="resource" xlink:label="label1175" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts_en-US">Defined Benefit Plan Deferred Net Periodic Benefit Cost</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1175" xlink:to="label1175" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts" xlink:label="element1176" />
        <label xlink:type="resource" xlink:label="label1176" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts_en-US">Deferred (recognized) pension and OPEB costs</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1176" xlink:to="label1176" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts" xlink:label="element1177" />
        <label xlink:type="resource" xlink:label="label1177" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DefinedBenefitPlanDeferredNetPeriodicBenefitCosts_en-US">Amount of net periodic benefit cost for pension and postretirement deferred (recognized prior year deferral) for the difference between estimated costs included in the rate settlement and actual costs incurred</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1177" xlink:to="label1177" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss" xlink:label="element1178" />
        <label xlink:type="resource" xlink:label="label1178" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Change in Unrealized Gain (Loss)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1178" xlink:to="label1178" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss" xlink:label="element1179" />
        <label xlink:type="resource" xlink:label="label1179" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss_en-US">Total gains (losses) included in earnings attributed to the change in unrealized gains (losses) related to assets and liabilities</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1179" xlink:to="label1179" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss" xlink:label="element1180" />
        <label xlink:type="resource" xlink:label="label1180" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainOrLoss_en-US">Amount of unrealized gain or loss recognized in income for derivative asset/liability after deduction of derivative liability/asset, measured at fair value using unobservable input (level 3) and still held.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1180" xlink:to="label1180" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings" xlink:label="element1181" />
        <label xlink:type="resource" xlink:label="label1181" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings_en-US">Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Gain (Loss) Included in Earnings</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1181" xlink:to="label1181" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings" xlink:label="element1182" />
        <label xlink:type="resource" xlink:label="label1182" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings_en-US">Included in earnings</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1182" xlink:to="label1182" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings" xlink:label="element1183" />
        <label xlink:type="resource" xlink:label="label1183" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainOrLossIncludedInEarnings_en-US">Amount of gain or loss recognized in income from derivative asset (liability) after deduction of derivative liability (asset), measured at fair value on recurring basis using unobservable input (level 3).</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1183" xlink:to="label1183" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoPointNinetyFourSeniorNotesDue2029Member" xlink:label="element1184" />
        <label xlink:type="resource" xlink:label="label1184" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TwoPointNinetyFourSeniorNotesDue2029Member_en-US">Two Point Ninety Four Senior Notes Due 2029 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1184" xlink:to="label1184" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoPointNinetyFourSeniorNotesDue2029Member" xlink:label="element1185" />
        <label xlink:type="resource" xlink:label="label1185" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_TwoPointNinetyFourSeniorNotesDue2029Member_en-US">Future Debt Issuance, 2.94% due 2029</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1185" xlink:to="label1185" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoPointFiveIndustrialReveueBondDue2027Member" xlink:label="element1186" />
        <label xlink:type="resource" xlink:label="label1186" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_TwoPointFiveIndustrialReveueBondDue2027Member_en-US">Two Point Five Industrial Reveue Bond Due 2027 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1186" xlink:to="label1186" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_TwoPointFiveIndustrialReveueBondDue2027Member" xlink:label="element1187" />
        <label xlink:type="resource" xlink:label="label1187" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_TwoPointFiveIndustrialReveueBondDue2027Member_en-US">Future Debt Issuance, 2.05%, 2027 Series, Industrial Development Revenue Bonds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1187" xlink:to="label1187" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue" xlink:label="element1188" />
        <label xlink:type="resource" xlink:label="label1188" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue_en-US">Debt Instrument, Covenant Terms, Ownership Interest by Outside Party Resulting in Repurchase of Notes at Par Value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1188" xlink:to="label1188" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue" xlink:label="element1189" />
        <label xlink:type="resource" xlink:label="label1189" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue_en-US">Debt covenant, ownership interest by outside party resulting in repurchase of notes at par value</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1189" xlink:to="label1189" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue" xlink:label="element1190" />
        <label xlink:type="resource" xlink:label="label1190" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_Debtinstrumentcovenanttermsownershipinterestbyoutsidepartyresultinginrepurchaseofnotesatparvalue_en-US">Disallowable percent ownership of trading stock by an outside party that would result in repurchase of notes at par value.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1190" xlink:to="label1190" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ThreePointFourFivePercentIndustrialDevelopmentRevenueBondsDue2027Member" xlink:label="element1191" />
        <label xlink:type="resource" xlink:label="label1191" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_ThreePointFourFivePercentIndustrialDevelopmentRevenueBondsDue2027Member_en-US">Three Point Four Five Percent Industrial Development Revenue Bonds Due 2027 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1191" xlink:to="label1191" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_ThreePointFourFivePercentIndustrialDevelopmentRevenueBondsDue2027Member" xlink:label="element1192" />
        <label xlink:type="resource" xlink:label="label1192" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_ThreePointFourFivePercentIndustrialDevelopmentRevenueBondsDue2027Member_en-US">3.45%, 2027 Series, Industrial Development Revenue Bonds</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1192" xlink:to="label1192" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold" xlink:label="element1193" />
        <label xlink:type="resource" xlink:label="label1193" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold_en-US">Debt Instrument Covenant Terms Voting Equity Interest Ownership Threshold</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1193" xlink:to="label1193" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold" xlink:label="element1194" />
        <label xlink:type="resource" xlink:label="label1194" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold_en-US">Debt covenant, MGEE's outstanding voting equity interest in MGE</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1194" xlink:to="label1194" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold" xlink:label="element1195" />
        <label xlink:type="resource" xlink:label="label1195" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DebtInstrumentCovenantTermsVotingEquityInterestOwnershipThreshold_en-US">Minimum threshold percentage that MGEE must hold of the outstanding voting equity interest in MGE.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1195" xlink:to="label1195" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlan2020Member" xlink:label="element1196" />
        <label xlink:type="resource" xlink:label="label1196" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PerformanceUnitPlan2020Member_en-US">Performance Unit Plan 2020 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1196" xlink:to="label1196" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlan2020Member" xlink:label="element1197" />
        <label xlink:type="resource" xlink:label="label1197" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PerformanceUnitPlan2020Member_en-US">2020 Performance Unit Plan [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1197" xlink:to="label1197" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitPlan2020Member" xlink:label="element1198" />
        <label xlink:type="resource" xlink:label="label1198" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PerformanceUnitPlan2020Member_en-US">Plan for 2020 Performance Unit Agreement as decribed in our report.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1198" xlink:to="label1198" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits" xlink:label="element1199" />
        <label xlink:type="resource" xlink:label="label1199" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits_en-US">Performance Units To Be Paid As Percentage Of Target Units</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1199" xlink:to="label1199" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits" xlink:label="element1200" />
        <label xlink:type="resource" xlink:label="label1200" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits_en-US">Awards to be granted as percentage of target units</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1200" xlink:to="label1200" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits" xlink:label="element1201" />
        <label xlink:type="resource" xlink:label="label1201" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PerformanceUnitsToBePaidAsPercentageOfTargetUnits_en-US">The actual number of performance units that will be paid out upon vesting is dependent upon actual performance and may range from zero to 200% of the target number of units.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1201" xlink:to="label1201" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent" xlink:label="element1202" />
        <label xlink:type="resource" xlink:label="label1202" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent_en-US">Public Utilities Allowance For Funds Used During Construction Rate One Hundred Percent</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1202" xlink:to="label1202" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent" xlink:label="element1203" />
        <label xlink:type="resource" xlink:label="label1203" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent_en-US">Authorized AFUDC rate - Signficiant projects (100%)</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1203" xlink:to="label1203" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent" xlink:label="element1204" />
        <label xlink:type="resource" xlink:label="label1204" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_PublicUtilitiesAllowanceForFundsUsedDuringConstructionRateOneHundredPercent_en-US">Effective rate, including composite rate, of cost of financing additions to qualifying regulated assets, commonly called allowance for funds used during construction on 100 percent of Construction Work in Progress. This PSCW authorized rate is on significant projects. Projects that fit this description are: Saratoga Wind, Badger Hollow I, Two Creeks, its customer information billing project, and on certain environmental costs for Columbia.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1204" xlink:to="label1204" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCovidNineteenCostsMember" xlink:label="element1205" />
        <label xlink:type="resource" xlink:label="label1205" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_DeferredCovidNineteenCostsMember_en-US">Deferred Covid Nineteen Costs [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1205" xlink:to="label1205" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCovidNineteenCostsMember" xlink:label="element1206" />
        <label xlink:type="resource" xlink:label="label1206" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_DeferredCovidNineteenCostsMember_en-US">Costs related to PSCW issued order authorizing deferral of expenditures, late payment charges, and cash deposits necessary to ensure the provision of safe, reliable and affordable access to utility services during the COVID-19 pandemic.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1206" xlink:to="label1206" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_DeferredCovidNineteenCostsMember" xlink:label="element1207" />
        <label xlink:type="resource" xlink:label="label1207" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_DeferredCovidNineteenCostsMember_en-US">COVID-19 [Member]</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1207" xlink:to="label1207" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables" xlink:label="element1208" />
        <label xlink:type="resource" xlink:label="label1208" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables_en-US">Accounts Receivable, Late Payment Charge on Unpaid Receivables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1208" xlink:to="label1208" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables" xlink:label="element1209" />
        <label xlink:type="resource" xlink:label="label1209" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables_en-US">Late payment charge on upaid receivables</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1209" xlink:to="label1209" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables" xlink:label="element1210" />
        <label xlink:type="resource" xlink:label="label1210" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivables_en-US">Late payment charge recorded on all receivables that remain unpaid after due date.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1210" xlink:to="label1210" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended" xlink:label="element1211" />
        <label xlink:type="resource" xlink:label="label1211" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US" id="label_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended_en-US">Accounts Receivable, Late Payment Charge on Unpaid Receivables Suspended</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1211" xlink:to="label1211" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended" xlink:label="element1212" />
        <label xlink:type="resource" xlink:label="label1212" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US" id="terse_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended_en-US">Late payment charge on upaid receivables - suspended</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1212" xlink:to="label1212" />
        <loc xlink:type="locator" xlink:href="mgee-20200331.xsd#mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended" xlink:label="element1213" />
        <label xlink:type="resource" xlink:label="label1213" xlink:role="http://www.xbrl.org/2003/role/documentation" xml:lang="en-US" id="documentation_mgee_AccountsReceivableLatePaymentChargeOnUnpaidReceivablesSuspended_en-US">Late payment charge recorded on all receivables that remain unpaid after due date, suspended in response to PSCW's COVID-19 Order.</label>
        <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="element1213" xlink:to="label1213" />
    </labelLink>
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