Jointly Owned Plants

12 Months Ended

Dec. 31, 2021

Jointly Owned Plants Disclosure [Abstract]

Certain NRG subsidiaries own undivided interests in jointly-owned plants, as described below. These plants are maintained and operated pursuant to their joint ownership participation and operating agreements. NRG is responsible for its subsidiaries' share of operating costs and direct expenses and includes its proportionate share of the facilities and related revenues and direct expenses in these jointly-owned plants in the corresponding balance sheet and income statement captions of the Company's consolidated financial statements.

The following table summarizes NRG's proportionate ownership interest in the Company's jointly-owned facilities:


(In millions unless otherwise stated)
As of December 31, 2021	Ownership Interest		Property, Plant & Equipment		Accumulated Depreciation		Construction in Progress
South Texas Project Units 1 and 2, Bay City, TX	44.00	%	$	421	$	(208)	$	4
Cedar Bayou Unit 4, Baytown, TX	50.00	%	220		(109)		12