Property, Plant And Equipment And Jointly-Owned Facilities (Tables)

12 Months Ended

Dec. 31, 2011

Dec. 31, 2010

Property, Plant And Equipment And Jointly-Owned Facilities [Abstract]

Schedule Of Property, Plant And Equipment

	Power		PSE&G		Other		PSEG Consolidated
	Millions
2011
Generation:
Fossil Production	$	6,415	$	0	$	0	$	6,415
Nuclear Production		1,138		0		0		1,138
Nuclear Fuel in Service		774		0		0		774
Other Production-Solar		0		345		89		434
Construction Work in Progress		784		19		0		803
Total Generation		9,111		364		89		9,564
Transmission and Distribution:
Electric Transmission		0		2,441		0		2,441
Electric Distribution		0		6,522		0		6,522
Gas Transmission		0		91		0		91
Gas Distribution		0		4,858		0		4,858
Construction Work in Progress		0		546		0		546
Plant Held for Future Use		0		9		0		9
Other		0		386		0		386
Total Transmission and Distribution		0		14,853		0		14,853
Other		80		89		494		663
Total	$	9,191	$	15,306	$	583	$	25,080

	Power		PSE&G		Other		PSEG Consolidated
	Millions
2010
Generation:
Fossil Production	$	6,442	$	0	$	0	$	6,442
Nuclear Production		965		0		0		965
Nuclear Fuel in Service		717		0		0		717
Other Production-Solar		0		204		87		291
Construction Work in Progress		441		0		0		441
Total Generation		8,565		204		87		8,856
Transmission and Distribution:
Electric Transmission		0		2,148		0		2,148
Electric Distribution		0		6,208		0		6,208
Gas Transmission		0		91		0		91
Gas Distribution		0		4,684		0		4,684
Construction Work in Progress		0		211		0		211
Plant Held for Future Use		0		5		0		5
Other		0		389		0		389
Total Transmission and Distribution		0		13,736		0		13,736
Other		78		128		474		680
Total	$	8,643	$	14,068	$	561	$	23,272

Schedule Of Jointly-Owned Facilities

	Ownership				Accumulated
December 31, 2011	Interest		Plant		Depreciation
			Millions
Power:
Coal Generating
Conemaugh		23%	$	289	$	126
Keystone		23%	$	381	$	117
Nuclear Generating
Peach Bottom		50%	$	559	$	171
Salem		57%	$	807	$	211
Nuclear Support Facilities		Various	$	171	$	27
Pumped Storage Facilities
Yards Creek		50%	$	34	$	23
Merrill Creek Reservoir		14%	$	1	$	0
PSE&G:
Transmission Facilities		Various	$	152	$	61
Linden SNG Plant		90%	$	5	$	5

	Ownership				Accumulated
December 31, 2010	Interest		Plant		Depreciation
			Millions
Power:
Coal Generating
Conemaugh		23%	$	254	$	122
Keystone		23%	$	376	$	107
Nuclear Generating
Peach Bottom		50%	$	399	$	149
Salem		57%	$	770	$	225
Nuclear Support Facilities		Various	$	135	$	21
Pumped Storage Facilities
Yards Creek		50%	$	32	$	22
Merrill Creek Reservoir		14%	$	1	$	0
PSE&G:
Transmission Facilities		Various	$	148	$	61
Linden SNG Plant		90%	$	5	$	5