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 -Name Statement of Financial Accounting Standard (FAS)

 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

 -Publisher AICPA

 -Name Accounting Principles Board Opinion (APB)

 -Number 12

 -Paragraph 5

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

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 -Name Statement of Financial Accounting Standard (FAS)

 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

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 -Name Accounting Principles Board Opinion (APB)

 -Number 12

 -Paragraph 5

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

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 -Name Accounting Standards Codification

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 -Publisher FASB

 -Name Accounting Standards Codification

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 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 225

 -SubTopic 10

 -Section S99

 -Paragraph 2

 -Subparagraph (SX 210.5-03.1)

 -URI http://asc.fasb.org/extlink&amp;oid=6880815&amp;loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

 -Publisher SEC

 -Name Regulation S-X (SX)

 -Number 210

 -Section 03

 -Paragraph 1

 -Article 5



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 -Publisher FASB

 -Name Statement of Financial Accounting Standard (FAS)

 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 360

 -SubTopic 10

 -Section 50

 -Paragraph 1

 -Subparagraph (a)

 -URI http://asc.fasb.org/extlink&amp;oid=6391035&amp;loc=d3e2868-110229



Reference 3: http://www.xbrl.org/2003/role/presentationRef

 -Publisher AICPA

 -Name Accounting Principles Board Opinion (APB)

 -Number 12

 -Paragraph 5

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 230

 -SubTopic 10

 -Section 45

 -Paragraph 28

 -Subparagraph (b)

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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 -Number 95

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 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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 -Number 95

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 -Name Accounting Standards Codification

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 -URI http://asc.fasb.org/extlink&amp;oid=6880815&amp;loc=d3e20235-122688



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 -Publisher FASB

 -Name Statement of Financial Accounting Standard (FAS)

 -Number 95

 -Paragraph 28

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 2: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 360

 -SubTopic 10

 -Section 50

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

 -Publisher AICPA

 -Name Accounting Principles Board Opinion (APB)

 -Number 12

 -Paragraph 5

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 4: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

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 -Section 45

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 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 225

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 -Section S99

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 -Paragraph 25

 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.  This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>2</UnitID><Label>Total assets</Label></Row></Rows><Footnotes><Footnote><NoteId>1</NoteId><Note>Amount excludes $75.9 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote><Footnote><NoteId>2</NoteId><Note>Amount excludes $93.8 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote><Footnote><NoteId>3</NoteId><Note>Amount excludes $169.1 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote><Footnote><NoteId>4</NoteId><Note>Amount excludes $175.2 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote><Footnote><NoteId>5</NoteId><Note>Amount includes $5.8 million of capital expenditures attributable to noncontrolling interest owners.</Note></Footnote><Footnote><NoteId>6</NoteId><Note>Amount includes $11.6 million of capital expenditures attributable to noncontrolling interest owners.</Note></Footnote><Footnote><NoteId>7</NoteId><Note>Amount excludes $112.0 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates and includes $33.8 million of capital expenditures attributable to noncontrolling interest owners.</Note></Footnote><Footnote><NoteId>8</NoteId><Note>Amount excludes $184.0 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates and includes $55.8 million of capital expenditures attributable to noncontrolling interest owners.</Note></Footnote><Footnote><NoteId>9</NoteId><Note>Amount excludes $2.3 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote><Footnote><NoteId>10</NoteId><Note>Amount excludes $2.6 million for the Partnership&#x2019;s share of capital expenditures included in investments in unconsolidated affiliates.</Note></Footnote></Footnotes><IsEquityReport>false</IsEquityReport><ReportName>Summarized Financial Information for Reportable Segments (Detail) (USD $)</ReportName><MonetaryRoundingLevel>Thousands</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>true</HasCustomUnits><IsEmbedReport>false</IsEmbedReport><IsMultiCurrency>false</IsMultiCurrency><ReportType>Sheet</ReportType><RoleURI>http://www.accessmidstream.com/20130630/taxonomy/role/DisclosureSummarizedFinancialInformationForReportableSegmentsDetail</RoleURI><NumberOfCols>5</NumberOfCols><NumberOfRows>107</NumberOfRows></InstanceReport>
