OTHER CONTINGENCIES AND COMMITMENTS (Tables)

12 Months Ended

Dec. 31, 2020

Commitments and Contingencies Disclosure [Abstract]

Schedule of Expense and Capital Expenditures

The amounts set forth in the table below include actual recorded costs and forecasted cost estimates as of the date of the settlement agreement for expenses and capital expenditures which the Utility has incurred or planned to incur to comply with its legal obligations to provide safe and reliable service. While actual costs incurred for certain cost categories are different than what was assumed in the settlement agreement, the Utility has recorded $1.625 billion of the disallowed costs through December 31, 2020.

(in millions)
Description(1)	Expense		Capital		Total
Distribution Safety Inspections and Repairs Expense (FRMMA/WMPMA)	$	236	$	—	$	236
Transmission Safety Inspections and Repairs Expense (TO)(2)	433		—		433
Vegetation Management Support Costs (FHPMA)	36		—		36
2017 Northern California Wildfires CEMA Expense and Capital (CEMA)	82		66		148
2018 Camp Fire CEMA Expense (CEMA)	435		—		435
2018 Camp Fire CEMA Capital for Restoration (CEMA)	—		253		253
2018 Camp Fire CEMA Capital for Temporary Facilities (CEMA)	—		84		84
Total	$	1,222	$	403	$	1,625

(1) All amounts included in the table reflect actual recorded costs for 2019 and 2020.

(2) Transmission amounts are under the FERC’s regulatory authority.

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, 2020		December 31, 2019
Topock natural gas compressor station	$	303	$	362
Hinkley natural gas compressor station	132		138
Former manufactured gas plant sites owned by the Utility or third parties (1)	659		568
Utility-owned generation facilities (other than fossil fuel-fired),   other facilities, and third-party disposal sites (2)	111		101
Fossil fuel-fired generation facilities and sites (3)	96		106
Total environmental remediation liability	$	1,301	$	1,275

(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, 2020:

	Power Purchase Agreements
(in millions)	Renewable Energy		Conventional Energy		Other		Natural Gas		Nuclear Fuel		Total
2021	$	2,270	$	582	$	65	$	466	$	64	$	3,447
2022	2,042		511		62		191		54		2,860
2023	1,997		223		61		158		49		2,488
2024	1,972		72		61		151		47		2,303
2025	1,962		70		61		151		—		2,244
Thereafter	21,335		281		41		184		—		21,841
Total purchase commitments	$	31,578	$	1,739	$	351	$	1,301	$	214	$	35,183

Schedule of other commitments

At December 31, 2020, the future minimum payments related to these commitments were as follows:

(in millions)	Other Commitments
2021	$	40
2022	30
2023	46
2024	65
2025	60
Thereafter	2,924
Total minimum lease payments	$	3,165