SEGMENT INFORMATION (Tables)

12 Months Ended

Dec. 31, 2011

Segment Information (Tables) [Abstract]

Schedule of Segment Reporting Information, by Segment

SEGMENT INFORMATION
(Dollars in millions)
	Years ended December 31,
	2011				2010				2009
REVENUES
SDG&E	$	3,373	34	%	$	3,049	34	%	$	2,916	36	%
SoCalGas		3,816	38			3,822	43			3,355	41
Sempra South American Utilities		1,080	11			1	―			1	―
Sempra Mexico		734	7			825	9			752	9
Sempra Renewables		22	―			9	―			4	―
Sempra Natural Gas		1,632	16			2,009	22			1,594	20
Adjustments and eliminations		―	―			(3)	―			(2)	―
Intersegment revenues(1)		(621)	(6)			(709)	(8)			(514)	(6)
Total	$	10,036	100	%	$	9,003	100	%	$	8,106	100	%
INTEREST EXPENSE
SDG&E	$	142			$	136			$	104
SoCalGas		69				66				68
Sempra South American Utilities		34				8				17
Sempra Mexico		20				21				19
Sempra Renewables		13				7				2
Sempra Natural Gas		80				92				60
All other		234				242				235
Intercompany eliminations(2)		(127)				(136)				(138)
Total	$	465			$	436			$	367
INTEREST INCOME
SDG&E	$	―			$	―			$	1
SoCalGas		1				1				3
Sempra South American Utilities		22				7				9
Sempra Mexico		9				5				―
Sempra Natural Gas		34				36				27
All other		1				4				7
Intercompany eliminations(2)		(41)				(37)				(26)
Total	$	26			$	16			$	21
DEPRECIATION AND AMORTIZATION
SDG&E	$	422	43	%	$	381	44	%	$	329	42	%
SoCalGas		331	34			309	36			293	38
Sempra South American Utilities		40	4			―	―			―	―
Sempra Mexico		62	6			61	7			53	7
Sempra Renewables		6	1			2	―			1	―
Sempra Natural Gas		103	11			96	11			82	11
All other		12	1			17	2			17	2
Total	$	976	100	%	$	866	100	%	$	775	100	%
INCOME TAX EXPENSE (BENEFIT)
SDG&E	$	237			$	173			$	177
SoCalGas		143				176				144
Sempra South American Utilities		42				―				(13)
Sempra Mexico		48				52				69
Sempra Renewables		(28)				(24)				(6)
Sempra Natural Gas		72				44				28
All other		(120)				(288)				23
Total	$	394			$	133			$	422

SEGMENT INFORMATION (Continued)
(Dollars in millions)
		At December 31 or for the years ended December 31,
		2011				2010				2009
EARNINGS (LOSSES)
SDG&E(3)		$	431	32	%	$	369	52	%	$	344	31	%
SoCalGas(3)			287	22			286	40			273	24
Sempra South American Utilities			425	32			69	10			69	6
Sempra Mexico			205	15			138	20			164	15
Sempra Renewables			7	―			9	1			(8)	(1)
Sempra Natural Gas			115	9			71	10			39	4
All other			(139)	(10)			(233)	(33)			238	21
Total		$	1,331	100	%	$	709	100	%	$	1,119	100	%
ASSETS
SDG&E		$	13,555	41	%	$	12,077	40	%	$	10,229	36	%
SoCalGas			8,475	25			7,986	26			7,287	26
Sempra South American Utilities			2,981	9			796	3			695	2
Sempra Mexico			2,914	9			2,846	10			2,309	8
Sempra Renewables			1,210	4			599	2			350	1
Sempra Natural Gas			5,738	17			6,132	20			5,533	19
All other			538	2			1,898	6			3,008	11
Intersegment receivables			(2,162)	(7)			(2,103)	(7)			(910)	(3)
Total		$	33,249	100	%	$	30,231	100	%	$	28,501	100	%
EXPENDITURES FOR PROPERTY, PLANT & EQUIPMENT
SDG&E		$	1,831	64	%	$	1,210	59	%	$	955	50	%
SoCalGas			683	24			503	24			480	25
Sempra South American Utilities			110	4			―	―			―	―
Sempra Mexico			16	―			15	1			77	4
Sempra Renewables			248	9			123	6			10	1
Sempra Natural Gas			157	6			207	10			386	20
All other			4	―			4	―			4	―
Intercompany eliminations(4)			(205)	(7)			―	―			―	―
Total		$	2,844	100	%	$	2,062	100	%	$	1,912	100	%
GEOGRAPHIC INFORMATION
Long-lived assets:
United States		$	21,398	85	%	$	19,843	87	%	$	19,859	88	%
Mexico			2,196	9			2,217	10			1,954	9
South America			1,542	6			705	3			780	3
Total		$	25,136	100	%	$	22,765	100	%	$	22,593	100	%
Revenues:
United States		$	8,135	81	%	$	8,118	90	%	$	7,476	92	%
South America			1,080	11			1	―			1	―
Mexico			821	8			884	10			629	8
Total		$	10,036	100	%	$	9,003	100	%	$	8,106	100	%
(1)	Revenues for reportable segments include intersegment revenues of:
	$6 million, $53 million, $300 million and $262 million for 2011, $6 million, $44 million, $327 million and $332 million for 2010, and $7 million, $43 million, $354 million and $110 million for 2009 for SDG&E, SoCalGas, Sempra Mexico and Sempra Natural Gas, respectively.
(2)	Prior year amounts have been revised to present amounts after eliminations between Parent and corporate entities.
(3)	After preferred dividends.
(4)	Amount represents elimination of intercompany sale of El Dorado power plant in 2011, as discussed in Note 14.