Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant, and Equipment

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

	December 31,
(in millions)	2015			2014
Transmission	$	11,592		$	10,391
Distribution	20,871			19,255
Generation	3,138			2,986
General plant and other	4,543			4,889
Accumulated depreciation	(8,548		)	(8,132		)
	31,596			29,389
Construction work in progress	3,218			3,339
Nuclear fuel, at amortized cost	131			131
Total utility property, plant and equipment	$	34,945		$	32,859

Schedule of Jointly Owned Utility Projects

The following is SCE's investment in each asset as of December 31, 2015:

(in millions)	Plant in Service		Construction Work in Progress		Accumulated Depreciation		Nuclear Fuel (at amortized cost)		Net Book Value		Ownership Interest
Transmission systems:
Eldorado	$	186	$	38	$	20	$	—	$	204	59%
Pacific Intertie	191		11		79		—		123		50%
Generating station:
Palo Verde (nuclear)	1,928		62		1,538		131		583		16%
Total	$	2,305	$	111	$	1,637	$	131	$	910