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4&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 446px; text-align:left;border-color:#000000;min-width:446px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Investment in equity method investee&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 99px; text-align:right;border-color:#000000;min-width:99px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt; 256&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 446px; text-align:left;border-color:#000000;min-width:446px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;Property, plant &amp;amp; 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(11)&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td colspan="3"  style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Total identifiable net assets&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 99px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:1px;text-align:right;border-color:#000000;min-width:99px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt; 289&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td colspan="3"  style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Goodwill(1)&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:2px;text-align:left;border-color:#000000;min-width:19px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 99px; border-top-style:solid;border-top-width:1px;border-bottom-style:solid;border-bottom-width:2px;text-align:right;border-color:#000000;min-width:99px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt; 18&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 19px; text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 427px; text-align:left;border-color:#000000;min-width:427px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 19px; border-top-style:solid;border-top-width:2px;text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 99px; border-top-style:solid;border-top-width:2px;text-align:left;border-color:#000000;min-width:99px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td colspan="3"  style="width: 461px; text-align:left;border-color:#000000;min-width:461px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt;Acquisition-related costs (included in Other Operation and Maintenance expense&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 99px; text-align:left;border-color:#000000;min-width:99px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td   style="width: 15px; text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 446px; text-align:left;border-color:#000000;min-width:446px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;in the Consolidated Statement of Operations for the year ended&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; text-align:left;border-color:#000000;min-width:19px;"&gt;&amp;#160;&lt;/td&gt;&lt;td   style="width: 99px; text-align:left;border-color:#000000;min-width:99px;"&gt;&amp;#160;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 16px"&gt;&lt;td   style="width: 15px; border-bottom-style:solid;border-bottom-width:2px;text-align:left;border-color:#000000;min-width:15px;"&gt;&amp;#160;&lt;/td&gt;&lt;td colspan="2"  style="width: 446px; border-bottom-style:solid;border-bottom-width:2px;text-align:left;border-color:#000000;min-width:446px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: left;"&gt;December 31, 2010)&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 19px; border-bottom-style:solid;border-bottom-width:2px;text-align:left;border-color:#000000;min-width:19px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;"&gt;$&lt;/font&gt;&lt;/td&gt;&lt;td   style="width: 99px; border-bottom-style:solid;border-bottom-width:2px;text-align:right;border-color:#000000;min-width:99px;"&gt;&lt;font style="FONT-FAMILY: Arial;FONT-SIZE: 9pt;COLOR: #000000;TEXT-ALIGN: right;"&gt; 1&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;tr style="height: 47px"&gt;&lt;td colspan="2"  style="width: 34px; border-top-style:solid;border-top-width:2px;text-align:center;border-color:#000000;min-width:34px;"&gt;&lt;font style="FONT-STYLE: italic;FONT-FAMILY: Arial;FONT-SIZE: 8pt;COLOR: #000000;TEXT-ALIGN: center;"&gt;(1)&lt;/font&gt;&lt;/td&gt;&lt;td colspan="3"  style="width: 545px; border-top-style:solid;border-top-width:2px;text-align:left;border-color:#000000;min-width:545px;"&gt;&lt;font style="FONT-STYLE: italic;FONT-FAMILY: Arial;FONT-SIZE: 8pt;COLOR: #000000;"&gt;The goodwill, which represents the residual of the consideration paid over the identifiable net assets, is assigned to the Sempra Pipelines &amp;amp; Storage segment and is attributed to the strategic value of the transaction.  None of the goodwill recorded is deductible in Mexico for income tax purposes.&lt;/font&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/div&gt;</NonNumbericText><NonNumericTextHeader>(Dollars in millions)At April 30, 2010Cash consideration (fair value of total consideration)$ 307Recognized amounts of identifiable assets acquired and</NonNumericTextHeader><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios></Cell></Cells><OriginalInstanceReportColumns /><Unit>Other</Unit><ElementDataType>us-types:textBlockItemType</ElementDataType><SimpleDataType>string</SimpleDataType><ElementDefenition>Schedule of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This schedule does not include leveraged buyouts.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef
 -Publisher FASB
 -Name Statement of Financial Accounting Standard (FAS)
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 -Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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 -Name Statement of Financial Accounting Standard (FAS)
 -Number 141R
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 -Appendix F

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