Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2024

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant, and Equipment

SCE's utility property, plant and equipment included in the consolidated balance sheets is composed of the following:

	December 31,
(in millions)	2024		2023
Distribution	$	37,093	$	34,573
Transmission	19,189		18,526
Generation	4,217		3,593
General plant and other	7,046		6,383
Accumulated depreciation	(14,207)		(12,910)
	53,338		50,165
Construction work in progress	5,585		5,590
Nuclear fuel, at amortized cost	124		122
Total utility property, plant and equipment	$	59,047	$	55,877

Schedule of Jointly Owned Utility Projects

The following is SCE's investment in each asset as of December 31, 2024:

(in millions)	Plant in Service		Construction Work in Progress		Accumulated Depreciation		Nuclear Fuel (at amortized cost)		Total		Ownership Interest
Transmission systems:
Eldorado	$	448	$	40	$	(71)	$	—	$	417	71	%
Pacific Intertie	356		8		(121)		—		243		50	%
Generating station:
Palo Verde (nuclear)	2,249		62		(1,694)		124		741		16	%
Total	$	3,053	$	110	$	(1,886)	$	124	$	1,401