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OTHER CONTINGENCIES AND COMMITMENTS (Tables)
 12 Months Ended
Dec. 31, 2022
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Environmental Remediation Liability The Utility’s environmental remediation liability is primarily included in non-current liabilities on the Consolidated Balance Sheets and is comprised of the following:
 Balance at
(in millions)December 31, 2022December 31, 2021
Topock natural gas compressor station$284 $299 
Hinkley natural gas compressor station110 123 
Former MGP sites owned by the Utility or third parties (1)
750 667 
Utility-owned generation facilities (other than fossil fuel-fired), other facilities, and third-party disposal sites (2)
112 104 
Fossil fuel-fired generation facilities and sites (3)
26 70 
Total environmental remediation liability$1,282 $1,263 
(1) Primarily driven by the following sites: San Francisco Beach Street, Vallejo, Napa, and San Francisco East Harbor.
(2) Primarily driven by geothermal landfill and Shell Pond site.
(3) Primarily driven by the San Francisco Potrero Power Plant.
Schedule of Undiscounted Future Expected Power Purchase Agreement Payments The following table shows the undiscounted future expected obligations under power purchase agreements that have been approved by the CPUC and have met specified construction milestones as well as undiscounted future expected payment obligations for natural gas supplies, natural gas transportation, natural gas storage, and nuclear fuel as of December 31, 2022:
 Power Purchase Agreements   
(in millions)Renewable
Energy		Conventional
Energy		OtherNatural
Gas		Nuclear
Fuel		Total
2023$2,081 $482 $60 $1,746 $47 $4,416 
20242,052 378 61 195 11 2,697 
20252,040 715 61 140 — 2,956 
20261,980 663 21 129 — 2,793 
20271,919 579 7 53 — 2,558 
Thereafter17,807 1,565 13 — — 19,385 
Total purchase commitments$27,879 $4,382 $223 $2,263 $58 $34,805 
Schedule of Other Commitments At December 31, 2022, the future minimum payments related to these commitments were as follows:
(in millions)Other Commitments
2023$88 
202485 
202583 
202681 
202780 
Thereafter3,518 
Total minimum lease payments$3,935