Commitments And Contingencies (Tables)

6 Months Ended

Jun. 30, 2012

Schedule Of Undiscounted Future Expected Power Purchase Agreement Payments

(in millions)
2012	$ 1,337
2013	2,987
2014	3,142
2015	3,105
2016	2,998
Thereafter	32,911
Total	$ 46,480

Undiscounted Obligations For Natural Gas Purchases, Gas Transportation Services, And Gas Storage

(in millions)
2012	$ 382
2013	426
2014	195
2015	185
2016	152
Thereafter	973
Total	$ 2,313

Undiscounted Obligations For Nuclear Fuel Agreements

(in millions)
2012	$ 46
2013	86
2014	127
2015	193
2016	147
Thereafter	1,011
Total	$ 1,610

Change In Accruals Related To Third-Party Claims

(in millions)
Balance at January 1, 2010	$ 0
Loss accrued	220
Less: Payments	(6)
Balance at December 31, 2010	214
Additional loss accrued	155
Less: Payments	(92)
Balance at December 31, 2011	277
Additional loss accrued	80
Less: Payments	(47)
Balance at June 30, 2012	$ 310

Environmental Remediation Liability Disclosure

(in millions)
Balance at December 31, 2011	$ 785
Additional remediation costs accrued:
Transfer to regulatory account for recovery	100
Amounts not recoverable in customer rates	96
Less: Payments	(61)
Balance at June 30, 2012	$ 920

Schedule Of Environmental Remediation Liability

	Balance At
(in millions)	June 30,             2012		December 31,   2011
Utility-owned natural gas compressor site near Hinkley, California (1)		$ 210		$ 149
Utility-owned natural gas compressor site near Topock, Arizona		240		218
Utility-owned generation facilities (other than for fossil fuel-fired), other facilities, and third-party disposal sites		165		133
Former MGP sites owned by the Utility or third parties		178		154
Fossil fuel-fired generation facilities formerly owned by the Utility		88		81
Decommissioning fossil fuel-fired generation facilities and sites		39		50
Total environmental remediation liability		$ 920		$ 785
(1) See “Hinkley Natural Gas Compressor Site” below.