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<!-- RRD ActiveDisclosure(SM) XBRL Linkbase Document - http://www.financial.rrd.com/ -->
<!-- Creation Date      : 2014-04-29T21:19:08.9334911+00:00 -->
<!-- Version            : 1.8.3.0 -->
<!-- Package ID         : 7759B7C423AC06994B2BC4AFB628EE02-0001483096-001404 -->
<!-- Copyright (c) 2014 R. R. Donnelley &amp; Sons Company. All Rights Reserved. -->
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    <label xml:lang="en-US" xlink:label="acmp_CommonUnitsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Common units.</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid expenses</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PrepaidExpenseCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:type="locator" xlink:label="us-gaap_OtherAssetsCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherAssetsCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other current assets</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_OtherAssetsCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrent" xlink:type="locator" xlink:label="us-gaap_AssetsCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assets Current</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, plant and equipment:</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Property Plant And Equipment Net [Abstract]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gathering systems</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Property Plant And Equipment Gross</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentOther" xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentOther" />
    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentOther_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other fixed assets</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentOther_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Property Plant And Equipment Other</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:type="locator" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: Accumulated depreciation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:to="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Depreciation Depletion And Amortization Property Plant And Equipment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" />
    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total property, plant and equipment, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentNet" xlink:to="us-gaap_PropertyPlantAndEquipmentNet_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Property Plant And Equipment Net</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" xlink:type="locator" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in unconsolidated affiliates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures" xlink:to="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments In Affiliates Subsidiaries Associates And Joint Ventures</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:type="locator" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill" />
    <label xml:lang="en-US" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible customer relationships, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:to="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Net Excluding Goodwill</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredFinanceCostsNoncurrentNet" xlink:type="locator" xlink:label="us-gaap_DeferredFinanceCostsNoncurrentNet" />
    <label xml:lang="en-US" xlink:label="us-gaap_DeferredFinanceCostsNoncurrentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred loan costs, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFinanceCostsNoncurrentNet" xlink:to="us-gaap_DeferredFinanceCostsNoncurrentNet_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DeferredFinanceCostsNoncurrentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Finance Costs Noncurrent Net</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Assets" xlink:type="locator" xlink:label="us-gaap_Assets" />
    <label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:type="locator" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIABILITIES AND PARTNERS&#8217; CAPITAL</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities And Stockholders Equity [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:type="locator" xlink:label="us-gaap_LiabilitiesCurrentAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrentAbstract" xlink:to="us-gaap_LiabilitiesCurrentAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Current [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:type="locator" xlink:label="us-gaap_AccountsPayableCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableCurrent" xlink:to="us-gaap_AccountsPayableCurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:type="locator" xlink:label="us-gaap_AccruedLiabilitiesCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccruedLiabilitiesCurrent" xlink:to="us-gaap_AccruedLiabilitiesCurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:type="locator" xlink:label="us-gaap_LiabilitiesCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesCurrent" xlink:to="us-gaap_LiabilitiesCurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesNoncurrentAbstract" xlink:type="locator" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrentAbstract" xlink:to="us-gaap_LiabilitiesNoncurrentAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Noncurrent [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:type="locator" xlink:label="us-gaap_LongTermDebtNoncurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtNoncurrent" xlink:to="us-gaap_LongTermDebtNoncurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Noncurrent</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:type="locator" xlink:label="us-gaap_OtherLiabilitiesNoncurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesNoncurrent" xlink:to="us-gaap_OtherLiabilitiesNoncurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities Noncurrent</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesNoncurrent" xlink:type="locator" xlink:label="us-gaap_LiabilitiesNoncurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total long-term liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesNoncurrent" xlink:to="us-gaap_LiabilitiesNoncurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Noncurrent</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingencies" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies (Note 7)</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments And Contingencies</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterestAbstract" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterestAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterestAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Partners&#8217; capital:</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LimitedPartnersCapitalAccount" xlink:type="locator" xlink:label="us-gaap_LimitedPartnersCapitalAccount" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedPartnersCapitalAccount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Limited partner units</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:type="locator" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income before income tax expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:type="locator" xlink:label="us-gaap_IncomeTaxExpenseBenefit" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeTaxExpenseBenefit" xlink:to="us-gaap_IncomeTaxExpenseBenefit_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense Benefit</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProfitLoss" xlink:type="locator" xlink:label="us-gaap_ProfitLoss" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProfitLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProfitLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Profit Loss</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income attributable to noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest" xlink:to="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Attributable To Noncontrolling Interest</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:type="locator" xlink:label="us-gaap_NetIncomeLoss" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income attributable to Access Midstream Partners, L.P.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLoss" xlink:to="us-gaap_NetIncomeLoss_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnershipIncomeAbstract" xlink:type="locator" xlink:label="us-gaap_PartnershipIncomeAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnershipIncomeAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Limited partner interest in net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnershipIncomeAbstract" xlink:to="us-gaap_PartnershipIncomeAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnershipIncomeAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partnership Income [Abstract]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income attributable to Access Midstream Partners, L.P.</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLossAllocatedToGeneralPartners" xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAllocatedToGeneralPartners" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAllocatedToGeneralPartners_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less general partner interest in net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAllocatedToGeneralPartners" xlink:to="us-gaap_NetIncomeLossAllocatedToGeneralPartners_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAllocatedToGeneralPartners_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Allocated To General Partners</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLossAllocatedToLimitedPartners" xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAllocatedToLimitedPartners" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAllocatedToLimitedPartners_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Limited partner interest in net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAllocatedToLimitedPartners" xlink:to="us-gaap_NetIncomeLossAllocatedToLimitedPartners_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAllocatedToLimitedPartners_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Allocated To Limited Partners</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted" xlink:type="locator" xlink:label="us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income per limited partner unit &#8211; basic and diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted" xlink:to="us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossPerOutstandingLimitedPartnershipAndGeneralPartnershipUnitBasicAndDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Income Loss Per Outstanding Limited Partnership And General Partnership Unit Basic And Diluted</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfCashFlowsAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Of Cash Flows [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement Of Cash Flows [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Operating Activities [Abstract]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_ProfitLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net income to net cash provided by operating activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income from unconsolidated affiliates</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:type="locator" xlink:label="us-gaap_OtherNoncashIncomeExpense" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other non-cash items</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNoncashIncomeExpense" xlink:to="us-gaap_OtherNoncashIncomeExpense_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Income Expense</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution of earnings received from unconsolidated affiliates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:to="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment Dividends Or Distributions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in assets and liabilities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Operating Capital [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease (increase) in accounts receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:to="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Accounts Receivable</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Increase in other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Other Operating Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in accounts payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Accounts Payable</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Accrued Liabilities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Operating Activities Continuing Operations</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Investing Activities [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Additions to property, plant and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:to="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Property Plant And Equipment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForPurchaseOfOtherAssets1" xlink:type="locator" xlink:label="us-gaap_PaymentsForPurchaseOfOtherAssets1" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForPurchaseOfOtherAssets1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of compression assets</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireBusinessesAndInterestInAffiliates_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Businesses And Interest In Affiliates</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfProductiveAssets" />
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleOfProductiveAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale Of Productive Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Investing Activities Continuing Operations</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities:</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Financing Activities [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from long-term debt borrowings</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Long Term Debt</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:type="locator" xlink:label="us-gaap_RepaymentsOfLongTermDebt" />
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    <label xml:lang="en-US" xlink:label="us-gaap_RepaymentsOfLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Repayments Of Long Term Debt</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt" xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Senior Long Term Debt</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits" xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of common units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonLimitedPartnersUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Common Limited Partners Units</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfDividends" xlink:type="locator" xlink:label="us-gaap_PaymentsOfDividends" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfDividends_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distribution to unitholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividends" xlink:to="us-gaap_PaymentsOfDividends_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfDividends_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments Of Dividends</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromMinorityShareholders" xlink:type="locator" xlink:label="us-gaap_ProceedsFromMinorityShareholders" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital contribution from noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromMinorityShareholders" xlink:to="us-gaap_ProceedsFromMinorityShareholders_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Minority Shareholders</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:type="locator" xlink:label="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" />
    <label xml:lang="en-US" xlink:label="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payments on capital lease obligations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:to="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RepaymentsOfLongTermCapitalLeaseObligations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Repayments Of Long Term Capital Lease Obligations</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:type="locator" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Debt issuance costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDebtIssuanceCosts" xlink:to="us-gaap_PaymentsOfDebtIssuanceCosts_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfDebtIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments Of Debt Issuance Costs</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:type="locator" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:to="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Payments For Other Financing Activities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Financing Activities Continuing Operations</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" />
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    <label xml:lang="en-US" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of non-cash investing activities:</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:type="locator" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in accounts payable and other liabilities related to purchases of property, plant and equipment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:to="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Capital Expenditures Incurred But Not Yet Paid</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount" xlink:type="locator" xlink:label="us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount" xlink:to="us-gaap_SettlementOfAssetRetirementObligationsThroughNoncashPaymentsAmount_lbl" />
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    <loc xlink:href="acmp-20140331.xsd#acmp_AmortizationOfBeneficialConversionFeatureOfUnits" xlink:type="locator" xlink:label="acmp_AmortizationOfBeneficialConversionFeatureOfUnits" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementOfPartnersCapitalAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfPartnersCapitalAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementOfPartnersCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Of Partners Capital [Abstract]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_StatementOfPartnersCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement Of Partners Capital [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeneralPartnerMember" xlink:type="locator" xlink:label="us-gaap_GeneralPartnerMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_GeneralPartnerMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General Partner</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_GeneralPartnerMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">General Partner [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalUnitsByClassAxis" xlink:type="locator" xlink:label="us-gaap_CapitalUnitsByClassAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalUnitsByClassAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Units by Class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalUnitsByClassAxis" xlink:to="us-gaap_CapitalUnitsByClassAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalUnitsByClassAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Capital Units By Class [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalUnitClassDomain" xlink:type="locator" xlink:label="us-gaap_CapitalUnitClassDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalUnitClassDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Unit, Class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CapitalUnitClassDomain" xlink:to="us-gaap_CapitalUnitClassDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CapitalUnitClassDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Capital Unit Class [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalUnitClassBMember" xlink:type="locator" xlink:label="us-gaap_CapitalUnitClassBMember" />
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    <label xml:lang="en-US" xlink:label="acmp_CapitalUnitClassCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Capital Unit Class C [Member]</label>
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    <label xml:lang="en-US" xlink:label="acmp_CapitalUnitClassCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Capital Unit Class C [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementEquityComponentsAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementEquityComponentsAxis" xlink:to="us-gaap_StatementEquityComponentsAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Equity Components [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:type="locator" xlink:label="us-gaap_EquityComponentDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityComponentDomain" xlink:to="us-gaap_EquityComponentDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:type="locator" xlink:label="us-gaap_NoncontrollingInterestMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Noncontrolling Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncontrollingInterestMember" xlink:to="us-gaap_NoncontrollingInterestMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountDistributions" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountDistributions" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountDistributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distribution to unitholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountDistributions" xlink:to="us-gaap_PartnersCapitalAccountDistributions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountDistributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Distributions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of Class C units to common units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits" xlink:to="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodValueConversionOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Conversion Of Units</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:type="locator" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contributions from noncontrolling interest owners</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:to="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest Increase From Subsidiary Equity Issuance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountDeferredCompensation" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountDeferredCompensation" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountDeferredCompensation_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Non-cash equity based compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountDeferredCompensation" xlink:to="us-gaap_PartnersCapitalAccountDeferredCompensation_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountDeferredCompensation_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Deferred Compensation</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountSaleOfUnits" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountSaleOfUnits" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountSaleOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of general partner interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountSaleOfUnits" xlink:to="us-gaap_PartnersCapitalAccountSaleOfUnits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountSaleOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Sale Of Units</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountContributions" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountContributions" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountContributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountContributions" xlink:to="us-gaap_PartnersCapitalAccountContributions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountContributions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Contributions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountExchangesAndConversions" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountExchangesAndConversions" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountExchangesAndConversions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beneficial conversion feature of Class B units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountExchangesAndConversions" xlink:to="us-gaap_PartnersCapitalAccountExchangesAndConversions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountExchangesAndConversions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Exchanges And Conversions</label>
    <label xml:lang="en-US" xlink:label="acmp_AmortizationOfBeneficialConversionFeatureOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of beneficial conversion feature of Class B and Class C units</label>
    <label xml:lang="en-US" xlink:label="acmp_AmortizationOfBeneficialConversionFeatureOfUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Of Beneficial Conversion Feature Of Units</label>
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TextBlockAbstract" xlink:type="locator" xlink:label="us-gaap_TextBlockAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_TextBlockAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Text Block [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TextBlockAbstract" xlink:to="us-gaap_TextBlockAbstract_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of Business and Basis of Presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Organization Consolidation And Presentation Of Financial Statements Disclosure [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalNotesDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalNotesDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalNotesDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Partnership Capital and Distributions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalNotesDisclosureTextBlock" xlink:to="us-gaap_PartnersCapitalNotesDisclosureTextBlock_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalNotesDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Notes Disclosure [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:type="locator" xlink:label="us-gaap_EarningsPerShareTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Income per Limited Partner Unit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareTextBlock" xlink:to="us-gaap_EarningsPerShareTextBlock_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_DebtDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:type="locator" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity-Based Compensation</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Disclosure Of Compensation Related Costs Share Based Payments [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Major Customers and Concentration of Credit Risk</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskDisclosureTextBlock" xlink:to="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Disclosure [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commitments And Contingencies Disclosure [Text Block]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:type="locator" xlink:label="us-gaap_FairValueDisclosuresTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measures</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:type="locator" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Information</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedFinancialStatementsTextBlock" xlink:type="locator" xlink:label="us-gaap_CondensedFinancialStatementsTextBlock" />
    <label xml:lang="en-US" xlink:label="us-gaap_CondensedFinancialStatementsTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantor Condensed Consolidating Financial Information</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_CondensedFinancialStatementsTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Financial Statements [Text Block]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Events</label>
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    <loc xlink:href="acmp-20140331.xsd#acmp_OrganizationPolicyTextBlock" xlink:type="locator" xlink:label="acmp_OrganizationPolicyTextBlock" />
    <label xml:lang="en-US" xlink:label="acmp_OrganizationPolicyTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization Policy.</label>
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    <label xml:lang="en-US" xlink:label="acmp_OrganizationPolicyTextBlock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfUnvestedRestrictedStockUnitsRollForwardTableTextBlock" xlink:type="locator" xlink:label="us-gaap_ScheduleOfUnvestedRestrictedStockUnitsRollForwardTableTextBlock" />
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    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionNumberOfCompressionUnitsAcquired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Business acquisition, number of compression units acquired.</label>
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    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionNumberOfCompressionUnitsAcquired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of compression units acquired</label>
    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionNumberOfCompressionUnitsAcquired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Number Of Compression Units Acquired</label>
    <label xml:lang="en-US" xlink:label="acmp_CombinedCapacityOfCompressionUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Combined capacity of compression units</label>
    <label xml:lang="en-US" xlink:label="acmp_CombinedCapacityOfCompressionUnits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Combined Capacity Of Compression Units</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentQuotedMarketValue" xlink:type="locator" xlink:label="us-gaap_EquityMethodInvestmentQuotedMarketValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestmentQuotedMarketValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Market value of common units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentQuotedMarketValue" xlink:to="us-gaap_EquityMethodInvestmentQuotedMarketValue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityMethodInvestmentQuotedMarketValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment Quoted Market Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:type="locator" xlink:label="us-gaap_CommonStockSharesIssued" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Shares Issued</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net offering proceeds</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts" xlink:to="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountPublicSaleOfUnitsNetOfOfferingCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Public Sale Of Units Net Of Offering Costs</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForCommissions" xlink:type="locator" xlink:label="us-gaap_PaymentsForCommissions" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForCommissions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments for commissions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForCommissions" xlink:to="us-gaap_PaymentsForCommissions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForCommissions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Commissions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest" xlink:type="locator" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General partnership interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest" xlink:to="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Limited Liability Company L L C Or Limited Partnership L P Managing Member Or General Partner Ownership Interest</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeneralPartnersContributedCapital" xlink:type="locator" xlink:label="us-gaap_GeneralPartnersContributedCapital" />
    <label xml:lang="en-US" xlink:label="us-gaap_GeneralPartnersContributedCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital contribution from Partnerships&apos; general partner</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralPartnersContributedCapital" xlink:to="us-gaap_GeneralPartnersContributedCapital_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GeneralPartnersContributedCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">General Partners Contributed Capital</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_UnderwritersOverallotmentOptionMember" xlink:type="locator" xlink:label="acmp_UnderwritersOverallotmentOptionMember" />
    <label xml:lang="en-US" xlink:label="acmp_UnderwritersOverallotmentOptionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Underwriters Overallotment Option [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_UnderwritersOverallotmentOptionMember" xlink:to="acmp_UnderwritersOverallotmentOptionMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_UnderwritersOverallotmentOptionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Underwriters Overallotment Option</label>
    <label xml:lang="en-US" xlink:label="acmp_UnderwritersOverallotmentOptionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Underwriters Overallotment Option [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:type="locator" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Par Or Stated Value Per Share</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_GipMember" xlink:type="locator" xlink:label="acmp_GipMember" />
    <label xml:lang="en-US" xlink:label="acmp_GipMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">GIP I Entities and GIP II.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_GipMember" xlink:to="acmp_GipMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_GipMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">GIP I Entities and GIP II</label>
    <label xml:lang="en-US" xlink:label="acmp_GipMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Gip [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_BusinessAcquisitionTwoMember" xlink:type="locator" xlink:label="acmp_BusinessAcquisitionTwoMember" />
    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Business Acquisition Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_BusinessAcquisitionTwoMember" xlink:to="acmp_BusinessAcquisitionTwoMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Williams Acquisition</label>
    <label xml:lang="en-US" xlink:label="acmp_BusinessAcquisitionTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Two [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_AggregateMember" xlink:type="locator" xlink:label="acmp_AggregateMember" />
    <label xml:lang="en-US" xlink:label="acmp_AggregateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Aggregate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_AggregateMember" xlink:to="acmp_AggregateMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_AggregateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate</label>
    <label xml:lang="en-US" xlink:label="acmp_AggregateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Aggregate [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_PubliclyOwnedMember" xlink:type="locator" xlink:label="acmp_PubliclyOwnedMember" />
    <label xml:lang="en-US" xlink:label="acmp_PubliclyOwnedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Publicly Owned [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_PubliclyOwnedMember" xlink:to="acmp_PubliclyOwnedMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_PubliclyOwnedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Publicly Owned</label>
    <label xml:lang="en-US" xlink:label="acmp_PubliclyOwnedMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Publicly Owned [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest" xlink:type="locator" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Limited partnership interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest" xlink:to="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Limited Liability Company L L C Or Limited Partnership L P Members Or Limited Partners Ownership Interest</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod" xlink:type="locator" xlink:label="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod" />
    <label xml:lang="en-US" xlink:label="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Distribution Made to Member or Limited Partner, Distribution Period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod" xlink:to="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityAbstract" xlink:type="locator" xlink:label="us-gaap_EquityAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityAbstract" xlink:to="us-gaap_EquityAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Limited Partners Capital Account By Class [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable" xlink:to="us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfLimitedPartnersCapitalAccountByClassTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Limited Partners Capital Account By Class [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis" xlink:type="locator" xlink:label="us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis" xlink:to="us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Distributions Made To Member Or Limited Partner By Distribution Type [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DistributionTypeDomain" xlink:type="locator" xlink:label="us-gaap_DistributionTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DistributionTypeDomain" xlink:to="us-gaap_DistributionTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Type [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnershipMember" xlink:type="locator" xlink:label="us-gaap_PartnershipMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnershipMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Distributions for Limited and General Partner</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnershipMember" xlink:to="us-gaap_PartnershipMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnershipMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partnership [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LimitedPartnersCapitalAccountLineItems" xlink:type="locator" xlink:label="us-gaap_LimitedPartnersCapitalAccountLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedPartnersCapitalAccountLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Limited Partners Capital Account [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LimitedPartnersCapitalAccountLineItems" xlink:to="us-gaap_LimitedPartnersCapitalAccountLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedPartnersCapitalAccountLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Limited Partners Capital Account [Line Items]</label>
    <label xml:lang="en-US" xlink:label="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash distribution period</label>
    <label xml:lang="en-US" xlink:label="acmp_DistributionMadeToMemberOrLimitedPartnerDistributionPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Made To Member Or Limited Partner Distribution Period</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfCapitalDistribution" xlink:type="locator" xlink:label="us-gaap_PaymentsOfCapitalDistribution" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfCapitalDistribution_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash distribution paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfCapitalDistribution" xlink:to="us-gaap_PaymentsOfCapitalDistribution_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfCapitalDistribution_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments Of Capital Distribution</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit" xlink:type="locator" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash distribution per unit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit" xlink:to="us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDistributionsPaidPerUnit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Made To Limited Partner Distributions Paid Per Unit</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DistributionMadeToLimitedPartnerDeclarationDate" xlink:type="locator" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDeclarationDate" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDeclarationDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash distribution declaration date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DistributionMadeToLimitedPartnerDeclarationDate" xlink:to="us-gaap_DistributionMadeToLimitedPartnerDeclarationDate_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DistributionMadeToLimitedPartnerDeclarationDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Made To Limited Partner Declaration Date</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">General partnership interest and distribution right</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LimitedPartnersCapitalAccountDistributionPercentage" xlink:type="locator" xlink:label="acmp_LimitedPartnersCapitalAccountDistributionPercentage" />
    <label xml:lang="en-US" xlink:label="acmp_LimitedPartnersCapitalAccountDistributionPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Limited Partners Capital Account Distribution Percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LimitedPartnersCapitalAccountDistributionPercentage" xlink:to="acmp_LimitedPartnersCapitalAccountDistributionPercentage_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:type="locator" xlink:label="us-gaap_MaximumMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MaximumMember" xlink:to="us-gaap_MaximumMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</label>
    <label xml:lang="en-US" xlink:label="acmp_LimitedPartnersCapitalAccountDistributionPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum percentage of cash that can be distributed for general partner</label>
    <label xml:lang="en-US" xlink:label="acmp_LimitedPartnersCapitalAccountDistributionPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Limited Partners Capital Account Distribution Percentage</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_PartnersCapitalAccountUnitsConvertedDescription" xlink:type="locator" xlink:label="acmp_PartnersCapitalAccountUnitsConvertedDescription" />
    <label xml:lang="en-US" xlink:label="acmp_PartnersCapitalAccountUnitsConvertedDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Partners&#8217; capital account units converted, description.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_PartnersCapitalAccountUnitsConvertedDescription" xlink:to="acmp_PartnersCapitalAccountUnitsConvertedDescription_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SeniorSubordinatedNotesMember" xlink:type="locator" xlink:label="us-gaap_SeniorSubordinatedNotesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorSubordinatedNotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subordinated Units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeniorSubordinatedNotesMember" xlink:to="us-gaap_SeniorSubordinatedNotesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorSubordinatedNotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Subordinated Notes [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsConverted" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAccountUnitsConverted" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountUnitsConverted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subordinated units converted into common units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsConverted" xlink:to="us-gaap_PartnersCapitalAccountUnitsConverted_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountUnitsConverted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Units Converted</label>
    <label xml:lang="en-US" xlink:label="acmp_PartnersCapitalAccountUnitsConvertedDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Units converted into common units, basis description</label>
    <label xml:lang="en-US" xlink:label="acmp_PartnersCapitalAccountUnitsConvertedDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital Account Units Converted Description</label>
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAccountExchangesAndConversions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Beneficial conversion feature</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract" xlink:type="locator" xlink:label="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract" />
    <label xml:lang="en-US" xlink:label="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted Average Number of Limited Partner Units Outstanding [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract" xlink:to="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:type="locator" xlink:label="us-gaap_EarningsPerShareAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl" />
    <loc xlink:href="acmp-20140331.xsd#acmp_EarningsPerUnitLineItems" xlink:type="locator" xlink:label="acmp_EarningsPerUnitLineItems" />
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Earnings Per Unit [line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_EarningsPerUnitLineItems" xlink:to="acmp_EarningsPerUnitLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings Per Share [Abstract]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_EarningsPerUnitTable" xlink:type="locator" xlink:label="acmp_EarningsPerUnitTable" />
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Earnings Per Unit [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_EarningsPerUnitTable" xlink:to="acmp_EarningsPerUnitTable_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings Per Unit [Table]</label>
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Unit [Table]</label>
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings Per Unit [Line Items]</label>
    <label xml:lang="en-US" xlink:label="acmp_EarningsPerUnitLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Unit [Line Items]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAllocatedToLimitedPartners_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Limited partner interest in net income</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerLimitedPartnershipUnitAbstract" xlink:type="locator" xlink:label="us-gaap_EarningsPerLimitedPartnershipUnitAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerLimitedPartnershipUnitAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income per limited partner unit &#8211; basic and diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerLimitedPartnershipUnitAbstract" xlink:to="us-gaap_EarningsPerLimitedPartnershipUnitAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EarningsPerLimitedPartnershipUnitAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Limited Partnership Unit [Abstract]</label>
    <label xml:lang="en-US" xlink:label="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average limited partner units outstanding &#8211; basic and diluted</label>
    <label xml:lang="en-US" xlink:label="acmp_WeightedAverageNumberOfLimitedPartnerUnitsOutstandingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number Of Limited Partner Units Outstanding [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted" xlink:type="locator" xlink:label="us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average limited partner units outstanding basic and diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted" xlink:to="us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfLimitedPartnershipAndGeneralPartnershipUnitOutstandingBasicAndDiluted_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number Of Limited Partnership And General Partnership Unit Outstanding Basic And Diluted</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:type="locator" xlink:label="us-gaap_DebtDisclosureAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Disclosure [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentTable" xlink:to="us-gaap_DebtInstrumentTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentAxis" xlink:to="us-gaap_DebtInstrumentAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentNameDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentNameDomain" xlink:to="us-gaap_DebtInstrumentNameDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Name [Domain]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember" xlink:type="locator" xlink:label="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes five point eight seven five percent due April twenty twenty one.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember" xlink:to="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">5.875 Percent Senior Notes due April 2021</label>
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFivePointEightSevenFivePercentDueAprilTwentyTwentyOneMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes Five Point Eight Seven Five Percent Due April Twenty Twenty One [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember" xlink:type="locator" xlink:label="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes six point one two five percent due July twenty twenty two.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember" xlink:to="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">6.125 Percent Senior Notes due July 2022</label>
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesSixPointOneTwoFivePercentDueJulyTwentyTwentyTwoMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes Six Point One Two Five Percent Due July Twenty Twenty Two [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember" xlink:type="locator" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes four point eight seven five percent due May twenty twenty three.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember" xlink:to="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">4.875 Percent Senior Notes due May 2023</label>
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMayTwentyTwentyThreeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes Four Point Eight Seven Five Percent Due May Twenty Twenty Three [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember" xlink:type="locator" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes four point eight seven five percent due march twenty twenty four.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember" xlink:to="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">4.875 Percent Senior Notes due March 2024</label>
    <label xml:lang="en-US" xlink:label="acmp_SeniorNotesFourPointEightSevenFivePercentDueMarchTwentyTwentyFourMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes Four Point Eight Seven Five Percent Due March Twenty Twenty Four [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:type="locator" xlink:label="us-gaap_CreditFacilityAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="us-gaap_CreditFacilityAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:type="locator" xlink:label="us-gaap_CreditFacilityDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="us-gaap_CreditFacilityDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:type="locator" xlink:label="us-gaap_RevolvingCreditFacilityMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevolvingCreditFacilityMember" xlink:to="us-gaap_RevolvingCreditFacilityMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facility [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentLineItems" xlink:to="us-gaap_DebtInstrumentLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentUnamortizedPremium" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premium on Long-term Debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedPremium" xlink:to="us-gaap_DebtInstrumentUnamortizedPremium_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Unamortized Premium</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_DebtInstrumentsMaturityDateMonthAndYear" xlink:type="locator" xlink:label="acmp_DebtInstrumentsMaturityDateMonthAndYear" />
    <label xml:lang="en-US" xlink:label="acmp_DebtInstrumentsMaturityDateMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt Instruments Maturity Date Month and Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_DebtInstrumentsMaturityDateMonthAndYear" xlink:to="acmp_DebtInstrumentsMaturityDateMonthAndYear_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt, interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Interest Rate Stated Percentage</label>
    <label xml:lang="en-US" xlink:label="acmp_DebtInstrumentsMaturityDateMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt, maturity date</label>
    <label xml:lang="en-US" xlink:label="acmp_DebtInstrumentsMaturityDateMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instruments Maturity Date Month And Year</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageMember" xlink:type="locator" xlink:label="us-gaap_WeightedAverageMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageMember" xlink:to="us-gaap_WeightedAverageMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Average Interest Rate</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Average Balance</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_AveragePremiumOnLongTermDebtOutstanding" xlink:type="locator" xlink:label="acmp_AveragePremiumOnLongTermDebtOutstanding" />
    <label xml:lang="en-US" xlink:label="acmp_AveragePremiumOnLongTermDebtOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Average premium on long term debt outstanding.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_AveragePremiumOnLongTermDebtOutstanding" xlink:to="acmp_AveragePremiumOnLongTermDebtOutstanding_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtWeightedAverageInterestRate" xlink:type="locator" xlink:label="us-gaap_LongtermDebtWeightedAverageInterestRate" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtWeightedAverageInterestRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premium on long-term debt, Average Interest Rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtWeightedAverageInterestRate" xlink:to="us-gaap_LongtermDebtWeightedAverageInterestRate_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtWeightedAverageInterestRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Debt Weighted Average Interest Rate</label>
    <label xml:lang="en-US" xlink:label="acmp_AveragePremiumOnLongTermDebtOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Premium on long-term debt, Average Balance</label>
    <label xml:lang="en-US" xlink:label="acmp_AveragePremiumOnLongTermDebtOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Average Premium On Long Term Debt Outstanding</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LineOfCreditFacilityMaturityMonthAndYear" xlink:type="locator" xlink:label="acmp_LineOfCreditFacilityMaturityMonthAndYear" />
    <label xml:lang="en-US" xlink:label="acmp_LineOfCreditFacilityMaturityMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Line Of Credit Facility Maturity Month and Year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LineOfCreditFacilityMaturityMonthAndYear" xlink:to="acmp_LineOfCreditFacilityMaturityMonthAndYear_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line Of Credit Facility [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityTable" xlink:to="us-gaap_LineOfCreditFacilityTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility [Table]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_AmendedRevolvingCreditFacilityMember" xlink:type="locator" xlink:label="acmp_AmendedRevolvingCreditFacilityMember" />
    <label xml:lang="en-US" xlink:label="acmp_AmendedRevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Amended Revolving Credit Facility [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_AmendedRevolvingCreditFacilityMember" xlink:to="acmp_AmendedRevolvingCreditFacilityMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_AmendedRevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amended Revolving Credit Facility</label>
    <label xml:lang="en-US" xlink:label="acmp_AmendedRevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Amended Revolving Credit Facility [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_SwingLineLoanMember" xlink:type="locator" xlink:label="acmp_SwingLineLoanMember" />
    <label xml:lang="en-US" xlink:label="acmp_SwingLineLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Swing Line Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_SwingLineLoanMember" xlink:to="acmp_SwingLineLoanMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_SwingLineLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Swing Line Loan</label>
    <label xml:lang="en-US" xlink:label="acmp_SwingLineLoanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Swing Line Loan [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:type="locator" xlink:label="us-gaap_LetterOfCreditMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_LetterOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Letter of Credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LetterOfCreditMember" xlink:to="us-gaap_LetterOfCreditMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LetterOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Letter Of Credit [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line Of Credit Facility [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_LineOfCreditFacilityLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility [Line Items]</label>
    <label xml:lang="en-US" xlink:label="acmp_LineOfCreditFacilityMaturityMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity date of revolving credit facility outstanding amount</label>
    <label xml:lang="en-US" xlink:label="acmp_LineOfCreditFacilityMaturityMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Maturity Month And Year</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving credit facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Maximum Borrowing Capacity</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional borrowing capacity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Remaining Borrowing Capacity</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityAxis" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lender Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityAxis" xlink:to="us-gaap_LineOfCreditFacilityAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityLenderDomain" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line of Credit Facility, Lender</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityLenderDomain" xlink:to="us-gaap_LineOfCreditFacilityLenderDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Lender [Domain]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_FederalFundsEffectiveRatePlusMember" xlink:type="locator" xlink:label="acmp_FederalFundsEffectiveRatePlusMember" />
    <label xml:lang="en-US" xlink:label="acmp_FederalFundsEffectiveRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Federal Funds Effective Rate Plus [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_FederalFundsEffectiveRatePlusMember" xlink:to="acmp_FederalFundsEffectiveRatePlusMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_FederalFundsEffectiveRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Funds Effective Rate Plus</label>
    <label xml:lang="en-US" xlink:label="acmp_FederalFundsEffectiveRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Funds Effective Rate Plus [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LiborPlusRateMember" xlink:type="locator" xlink:label="acmp_LiborPlusRateMember" />
    <label xml:lang="en-US" xlink:label="acmp_LiborPlusRateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Libor Plus Rate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LiborPlusRateMember" xlink:to="acmp_LiborPlusRateMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_LiborPlusRateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Libor Plus Rate</label>
    <label xml:lang="en-US" xlink:label="acmp_LiborPlusRateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Libor Plus Rate [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LondonInterBankOfferedRatePlusMember" xlink:type="locator" xlink:label="acmp_LondonInterBankOfferedRatePlusMember" />
    <label xml:lang="en-US" xlink:label="acmp_LondonInterBankOfferedRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">London Inter Bank Offered Rate Plus [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LondonInterBankOfferedRatePlusMember" xlink:to="acmp_LondonInterBankOfferedRatePlusMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_LondonInterBankOfferedRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">London Inter Bank Offered Rate Plus</label>
    <label xml:lang="en-US" xlink:label="acmp_LondonInterBankOfferedRatePlusMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">London Inter Bank Offered Rate Plus [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_EurodollarRatesMember" xlink:type="locator" xlink:label="acmp_EurodollarRatesMember" />
    <label xml:lang="en-US" xlink:label="acmp_EurodollarRatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Eurodollar Rates [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_EurodollarRatesMember" xlink:to="acmp_EurodollarRatesMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_EurodollarRatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Eurodollar rate plus a margin</label>
    <label xml:lang="en-US" xlink:label="acmp_EurodollarRatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Eurodollar Rates [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LeverageBasedPricingGridMember" xlink:type="locator" xlink:label="acmp_LeverageBasedPricingGridMember" />
    <label xml:lang="en-US" xlink:label="acmp_LeverageBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Leverage Based Pricing Grid [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LeverageBasedPricingGridMember" xlink:to="acmp_LeverageBasedPricingGridMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_LeverageBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leverage Based Pricing Grid</label>
    <label xml:lang="en-US" xlink:label="acmp_LeverageBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Leverage Based Pricing Grid [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_RatingsBasedPricingGridMember" xlink:type="locator" xlink:label="acmp_RatingsBasedPricingGridMember" />
    <label xml:lang="en-US" xlink:label="acmp_RatingsBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Ratings Based Pricing Grid [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_RatingsBasedPricingGridMember" xlink:to="acmp_RatingsBasedPricingGridMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_RatingsBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ratings Based Pricing Grid</label>
    <label xml:lang="en-US" xlink:label="acmp_RatingsBasedPricingGridMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Ratings Based Pricing Grid [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityBorrowingCapacityDescription" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityBorrowingCapacityDescription" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityBorrowingCapacityDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowing capacity description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityBorrowingCapacityDescription" xlink:to="us-gaap_LineOfCreditFacilityBorrowingCapacityDescription_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityBorrowingCapacityDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Borrowing Capacity Description</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeeDescription" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeDescription" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitment fee description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityCommitmentFeeDescription" xlink:to="us-gaap_LineOfCreditFacilityCommitmentFeeDescription_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityCommitmentFeeDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Commitment Fee Description</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument variable rate</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Basis Spread On Variable Rate1</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unused credit facility commitment fees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage" xlink:to="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Unused Capacity Commitment Fee Percentage</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeAxis" xlink:to="us-gaap_LongtermDebtTypeAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Debt Type [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeDomain" xlink:to="us-gaap_LongtermDebtTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Debt Type [Domain]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_RevolvingCreditFacilitiesMember" xlink:type="locator" xlink:label="acmp_RevolvingCreditFacilitiesMember" />
    <label xml:lang="en-US" xlink:label="acmp_RevolvingCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Revolving Credit Facilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_RevolvingCreditFacilitiesMember" xlink:to="acmp_RevolvingCreditFacilitiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_RevolvingCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Credit Facilities</label>
    <label xml:lang="en-US" xlink:label="acmp_RevolvingCreditFacilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facilities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityAmountOutstanding" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityAmountOutstanding" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityAmountOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityAmountOutstanding" xlink:to="us-gaap_LineOfCreditFacilityAmountOutstanding_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityAmountOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Amount Outstanding</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_LeverageRatioRequired" xlink:type="locator" xlink:label="acmp_LeverageRatioRequired" />
    <label xml:lang="en-US" xlink:label="acmp_LeverageRatioRequired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Leverage&#8203; ratio &#8203;required.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_LeverageRatioRequired" xlink:to="acmp_LeverageRatioRequired_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtSecurityAxis" xlink:type="locator" xlink:label="us-gaap_DebtSecurityAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtSecurityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Security</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtSecurityAxis" xlink:to="us-gaap_DebtSecurityAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtSecurityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Security [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtSecuritiesDomain" xlink:type="locator" xlink:label="us-gaap_MajorTypesOfDebtSecuritiesDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_MajorTypesOfDebtSecuritiesDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Major Types of Debt Securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MajorTypesOfDebtSecuritiesDomain" xlink:to="us-gaap_MajorTypesOfDebtSecuritiesDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_MajorTypesOfDebtSecuritiesDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Major Types Of Debt Securities [Domain]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_InvestmentGradeMember" xlink:type="locator" xlink:label="acmp_InvestmentGradeMember" />
    <label xml:lang="en-US" xlink:label="acmp_InvestmentGradeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment grade [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_InvestmentGradeMember" xlink:to="acmp_InvestmentGradeMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_InvestmentGradeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Achieving Investment Grade Status</label>
    <label xml:lang="en-US" xlink:label="acmp_InvestmentGradeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Grade [Member]</label>
    <label xml:lang="en-US" xlink:label="acmp_LeverageRatioRequired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leverage ratio</label>
    <label xml:lang="en-US" xlink:label="acmp_LeverageRatioRequired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Leverage Ratio Required</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentFaceAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior Notes issued through private placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Face Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtIssuanceCosts" xlink:type="locator" xlink:label="us-gaap_DebtIssuanceCosts" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt issuance cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtIssuanceCosts" xlink:to="us-gaap_DebtIssuanceCosts_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Issuance Costs</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount" xlink:type="locator" xlink:label="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount" />
    <label xml:lang="en-US" xlink:label="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Notes issued at price of percent of principal amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount" xlink:to="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:type="locator" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net proceeds of additional notes issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromDebtNetOfIssuanceCosts" xlink:to="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromDebtNetOfIssuanceCosts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Debt Net Of Issuance Costs</label>
    <label xml:lang="en-US" xlink:label="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notes Issued At Price Of Percent Of Principal Amount</label>
    <label xml:lang="en-US" xlink:label="acmp_NotesIssuedAtPriceOfPercentOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Notes Issued At Price Of Percent Of Principal Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of private placement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfPrivatePlacement" xlink:to="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Private Placement</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentMaturityDate" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notes maturity date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDate" xlink:to="us-gaap_DebtInstrumentMaturityDate_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Maturity Date</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentFrequencyOfPeriodicPayment" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest payable on Senior Notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment" xlink:to="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Frequency Of Periodic Payment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentCallDateEarliest" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentCallDateEarliest" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentCallDateEarliest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt redemption date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentCallDateEarliest" xlink:to="us-gaap_DebtInstrumentCallDateEarliest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentCallDateEarliest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Call Date Earliest</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt redemption percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Redemption Price Percentage</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentRedemptionDescription" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentRedemptionDescription" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt redemption description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionDescription" xlink:to="us-gaap_DebtInstrumentRedemptionDescription_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Redemption Description</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SeniorNotesMember" xlink:type="locator" xlink:label="us-gaap_SeniorNotesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorNotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior Notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeniorNotesMember" xlink:to="us-gaap_SeniorNotesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorNotesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentRestrictiveCovenants" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentRestrictiveCovenants" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRestrictiveCovenants_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior notes covenants</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRestrictiveCovenants" xlink:to="us-gaap_DebtInstrumentRestrictiveCovenants_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentRestrictiveCovenants_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Restrictive Covenants</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_AccessMlpOperatingLlcMember" xlink:type="locator" xlink:label="acmp_AccessMlpOperatingLlcMember" />
    <label xml:lang="en-US" xlink:label="acmp_AccessMlpOperatingLlcMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Access MLP Operating, L.L.C.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_AccessMlpOperatingLlcMember" xlink:to="acmp_AccessMlpOperatingLlcMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_AccessMlpOperatingLlcMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Access Midstream Long-Term Incentive Plan</label>
    <label xml:lang="en-US" xlink:label="acmp_AccessMlpOperatingLlcMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Access Mlp Operating Llc [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NonGuarantorSubsidiariesMember" xlink:type="locator" xlink:label="us-gaap_NonGuarantorSubsidiariesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_NonGuarantorSubsidiariesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Non-Guarantors</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NonGuarantorSubsidiariesMember" xlink:to="us-gaap_NonGuarantorSubsidiariesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NonGuarantorSubsidiariesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Non Guarantor Subsidiaries [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_GuarantorsMember" xlink:type="locator" xlink:label="acmp_GuarantorsMember" />
    <label xml:lang="en-US" xlink:label="acmp_GuarantorsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Guarantors [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_GuarantorsMember" xlink:to="acmp_GuarantorsMember_lbl" />
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    <label xml:lang="en-US" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Forfeited</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskTable" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskTable" xlink:to="us-gaap_ConcentrationRiskTable_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentDomain" xlink:type="locator" xlink:label="us-gaap_SegmentDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment [Domain]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_ChesapeakeEnergyMarketingIncMember" xlink:type="locator" xlink:label="acmp_ChesapeakeEnergyMarketingIncMember" />
    <label xml:lang="en-US" xlink:label="acmp_ChesapeakeEnergyMarketingIncMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Chesapeake Energy Marketing, Inc.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_ChesapeakeEnergyMarketingIncMember" xlink:to="acmp_ChesapeakeEnergyMarketingIncMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_ChesapeakeEnergyMarketingIncMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Chesapeake Energy Marketing, Inc.</label>
    <label xml:lang="en-US" xlink:label="acmp_ChesapeakeEnergyMarketingIncMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Chesapeake Energy Marketing Inc [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:type="locator" xlink:label="us-gaap_ConcentrationRiskLineItems" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskLineItems" xlink:to="us-gaap_ConcentrationRiskLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:type="locator" xlink:label="us-gaap_AccountingPoliciesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Policies [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="us-gaap_AccountingPoliciesAbstract_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:type="locator" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" />
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    <loc xlink:href="acmp-20140331.xsd#acmp_PremiumOnNotePayableMember" xlink:type="locator" xlink:label="acmp_PremiumOnNotePayableMember" />
    <label xml:lang="en-US" xlink:label="acmp_PremiumOnNotePayableMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Premium on Note Payable Member.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_PremiumOnNotePayableMember" xlink:to="acmp_PremiumOnNotePayableMember_lbl" />
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    <label xml:lang="en-US" xlink:label="acmp_PremiumOnNotePayableMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Premium On Note Payable [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:type="locator" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:type="locator" xlink:label="us-gaap_FairValueInputsLevel2Member" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtFairValue" xlink:type="locator" xlink:label="us-gaap_LongTermDebtFairValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term debt, Fair Value</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentReportingAbstract" xlink:type="locator" xlink:label="us-gaap_SegmentReportingAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting [Abstract]</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_SegmentReportingInformationLineItems_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:type="locator" xlink:label="us-gaap_NumberOfOperatingSegments" />
    <label xml:lang="en-US" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating segments</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Operating Segments</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_BarnettShaleMember" xlink:type="locator" xlink:label="acmp_BarnettShaleMember" />
    <label xml:lang="en-US" xlink:label="acmp_BarnettShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Barnett Shale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_BarnettShaleMember" xlink:to="acmp_BarnettShaleMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_BarnettShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Barnett</label>
    <label xml:lang="en-US" xlink:label="acmp_BarnettShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Barnett Shale [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_EagleFordMember" xlink:type="locator" xlink:label="acmp_EagleFordMember" />
    <label xml:lang="en-US" xlink:label="acmp_EagleFordMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Eagle Ford [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_EagleFordMember" xlink:to="acmp_EagleFordMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_EagleFordMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Eagle Ford</label>
    <label xml:lang="en-US" xlink:label="acmp_EagleFordMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Eagle Ford [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_HaynesvilleMember" xlink:type="locator" xlink:label="acmp_HaynesvilleMember" />
    <label xml:lang="en-US" xlink:label="acmp_HaynesvilleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Haynesville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_HaynesvilleMember" xlink:to="acmp_HaynesvilleMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_HaynesvilleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Haynesville</label>
    <label xml:lang="en-US" xlink:label="acmp_HaynesvilleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Haynesville [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_MarcellusShaleMember" xlink:type="locator" xlink:label="acmp_MarcellusShaleMember" />
    <label xml:lang="en-US" xlink:label="acmp_MarcellusShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Marcellus shale.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_MarcellusShaleMember" xlink:to="acmp_MarcellusShaleMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_MarcellusShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Marcellus</label>
    <label xml:lang="en-US" xlink:label="acmp_MarcellusShaleMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Marcellus Shale [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_NiobraraMember" xlink:type="locator" xlink:label="acmp_NiobraraMember" />
    <label xml:lang="en-US" xlink:label="acmp_NiobraraMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Niobrara.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_NiobraraMember" xlink:to="acmp_NiobraraMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_NiobraraMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Niobrara</label>
    <label xml:lang="en-US" xlink:label="acmp_NiobraraMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Niobrara [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Revenues_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revenues, including revenue from affiliates</label>
    <label xml:lang="en-US" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating income (loss)</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital expenditures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="us-gaap_PaymentsToAcquireProductiveAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Productive Assets</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total assets</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_UticaMember" xlink:type="locator" xlink:label="acmp_UticaMember" />
    <label xml:lang="en-US" xlink:label="acmp_UticaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Utica [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_UticaMember" xlink:to="acmp_UticaMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_UticaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Utica</label>
    <label xml:lang="en-US" xlink:label="acmp_UticaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Utica [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_MidContinentAreaMember" xlink:type="locator" xlink:label="acmp_MidContinentAreaMember" />
    <label xml:lang="en-US" xlink:label="acmp_MidContinentAreaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Mid-Continent area [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_MidContinentAreaMember" xlink:to="acmp_MidContinentAreaMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_MidContinentAreaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mid-Continent</label>
    <label xml:lang="en-US" xlink:label="acmp_MidContinentAreaMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Mid Continent Area [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CorporateMember" xlink:type="locator" xlink:label="us-gaap_CorporateMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_CorporateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Corporate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CorporateMember" xlink:to="us-gaap_CorporateMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CorporateMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Corporate [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_InvestmentsInUnconsolidatedAffiliatesMember" xlink:type="locator" xlink:label="acmp_InvestmentsInUnconsolidatedAffiliatesMember" />
    <label xml:lang="en-US" xlink:label="acmp_InvestmentsInUnconsolidatedAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Investments in Unconsolidated Affiliates [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_InvestmentsInUnconsolidatedAffiliatesMember" xlink:to="acmp_InvestmentsInUnconsolidatedAffiliatesMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_InvestmentsInUnconsolidatedAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments In Unconsolidated Affiliates</label>
    <label xml:lang="en-US" xlink:label="acmp_InvestmentsInUnconsolidatedAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments In Unconsolidated Affiliates [Member]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_AttributableToNoncontrollingInterestMember" xlink:type="locator" xlink:label="acmp_AttributableToNoncontrollingInterestMember" />
    <label xml:lang="en-US" xlink:label="acmp_AttributableToNoncontrollingInterestMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Attributable To Noncontrolling Interest [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_AttributableToNoncontrollingInterestMember" xlink:to="acmp_AttributableToNoncontrollingInterestMember_lbl" />
    <label xml:lang="en-US" xlink:label="acmp_AttributableToNoncontrollingInterestMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Attributable to Noncontrolling Interest Owners</label>
    <label xml:lang="en-US" xlink:label="acmp_AttributableToNoncontrollingInterestMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Attributable To Noncontrolling Interest [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfInvestmentsAbstract" xlink:type="locator" xlink:label="us-gaap_ScheduleOfInvestmentsAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfInvestmentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Investments [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfInvestmentsAbstract" xlink:to="us-gaap_ScheduleOfInvestmentsAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfInvestmentsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Investments [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesTable" xlink:type="locator" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments In And Advances To Affiliates [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsInAndAdvancesToAffiliatesTable" xlink:to="us-gaap_InvestmentsInAndAdvancesToAffiliatesTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments In And Advances To Affiliates [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems" xlink:type="locator" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments In And Advances To Affiliates [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems" xlink:to="us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsInAndAdvancesToAffiliatesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments In And Advances To Affiliates [Line Items]</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_IntercompanyReceivablePayableFromParentCurrent" xlink:type="locator" xlink:label="acmp_IntercompanyReceivablePayableFromParentCurrent" />
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableFromParentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Intercompany receivable payable from parent current.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_IntercompanyReceivablePayableFromParentCurrent" xlink:to="acmp_IntercompanyReceivablePayableFromParentCurrent_lbl" />
    <loc xlink:href="acmp-20140331.xsd#acmp_IntercompanyReceivablePayable" xlink:type="locator" xlink:label="acmp_IntercompanyReceivablePayable" />
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Intercompany receivable payable.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_IntercompanyReceivablePayable" xlink:to="acmp_IntercompanyReceivablePayable_lbl" />
    <loc xlink:href="acmp-20140331.xsd#acmp_IntercompanyReceivablePayableToParentNoncurrent" xlink:type="locator" xlink:label="acmp_IntercompanyReceivablePayableToParentNoncurrent" />
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableToParentNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Intercompany receivable payable to parent noncurrent.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_IntercompanyReceivablePayableToParentNoncurrent" xlink:to="acmp_IntercompanyReceivablePayableToParentNoncurrent_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConsolidationItemsAxis" xlink:type="locator" xlink:label="us-gaap_ConsolidationItemsAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationItemsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidation Items</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationItemsAxis" xlink:to="us-gaap_ConsolidationItemsAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationItemsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConsolidationItemsDomain" xlink:type="locator" xlink:label="us-gaap_ConsolidationItemsDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationItemsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidation Items</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationItemsDomain" xlink:to="us-gaap_ConsolidationItemsDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationItemsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReportableLegalEntitiesMember" xlink:type="locator" xlink:label="us-gaap_ReportableLegalEntitiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_ReportableLegalEntitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reportable Legal Entities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReportableLegalEntitiesMember" xlink:to="us-gaap_ReportableLegalEntitiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ReportableLegalEntitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Reportable Legal Entities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConsolidationEliminationsMember" xlink:type="locator" xlink:label="us-gaap_ConsolidationEliminationsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationEliminationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Eliminations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationEliminationsMember" xlink:to="us-gaap_ConsolidationEliminationsMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ConsolidationEliminationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Eliminations [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:type="locator" xlink:label="us-gaap_ParentCompanyMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_ParentCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Parent</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ParentCompanyMember" xlink:to="us-gaap_ParentCompanyMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ParentCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Parent Company [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuarantorSubsidiariesMember" xlink:type="locator" xlink:label="us-gaap_GuarantorSubsidiariesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_GuarantorSubsidiariesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Guarantor Subsidiaries</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GuarantorSubsidiariesMember" xlink:to="us-gaap_GuarantorSubsidiariesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GuarantorSubsidiariesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Guarantor Subsidiaries [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NonGuarantorSubsidiariesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Guarantor Subsidiaries</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableFromParentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intercompany receivable from parent</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableFromParentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Intercompany Receivable Payable From Parent Current</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total current assets</label>
    <label xml:lang="en-US" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total property, plant and equipment, net</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intercompany payable to parent</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Intercompany Receivable Payable</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total current liabilities</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableToParentNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intercompany payable to parent</label>
    <label xml:lang="en-US" xlink:label="acmp_IntercompanyReceivablePayableToParentNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Intercompany Receivable Payable To Parent Noncurrent</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total long-term liabilities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PartnersCapitalAbstract" xlink:type="locator" xlink:label="us-gaap_PartnersCapitalAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Partners&#8217; capital:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAbstract" xlink:to="us-gaap_PartnersCapitalAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Partners Capital [Abstract]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_PartnersCapitalIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total partners&#8217; capital</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total liabilities and partners&#8217; capital</label>
    <label xml:lang="en-US" xlink:label="us-gaap_CostsAndExpenses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total operating expenses</label>
    <label xml:lang="en-US" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating income</label>
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income before income tax expense</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income attributable to noncontrolling interest</label>
    <loc xlink:href="acmp-20140331.xsd#acmp_ProceedsFromRepaymentsOfIntercompanyAdvances" xlink:type="locator" xlink:label="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances" />
    <label xml:lang="en-US" xlink:label="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from repayments of intercompany advances, net.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances" xlink:to="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash used in investing activities</label>
    <label xml:lang="en-US" xlink:label="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intercompany advances, net</label>
    <label xml:lang="en-US" xlink:label="acmp_ProceedsFromRepaymentsOfIntercompanyAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Repayments Of Intercompany Advances</label>
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net cash provided by financing activities</label>
    <label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net increase in cash and cash equivalents</label>
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