Operating Segments (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting Information [Line Items]

Schedule of Primary Operating Segments

The Companies are organized primarily on the basis of products and services sold in the U.S. A description of the operations included in the Companies’ primary operating segments is as follows:

Primary Operating Segment	Description of Operations	Dominion Energy	Virginia Power
Dominion Energy Virginia	Regulated electric distribution	X	X
	Regulated electric transmission	X	X
	Regulated electric generation fleet(1)	X	X
Gas Distribution	Regulated gas distribution and storage(2)	X
Dominion Energy South Carolina	Regulated electric distribution	X
	Regulated electric transmission	X
	Regulated electric generation fleet	X
	Regulated gas distribution and storage	X
Contracted Assets	Nonregulated electric generation fleet	X
	Noncontrolling interest in Cove Point	X

(1)    Includes Virginia Power’s nonjurisdictional generation operations.

(2)   Includes renewable natural gas operations as well as Wexpro’s natural gas development and production operations.

Schedule of Segment Reporting Information, by Segment

The following table presents segment information pertaining to Dominion Energy’s operations:

Year Ended December 31,	Dominion Energy Virginia			Gas Distribution		Dominion Energy South Carolina			Contracted Assets			Corporate and Other			Adjustments & Eliminations			Consolidated Total
(millions)
2020
Total revenue from external customers	$	7,802		$	2,345	$	2,782		$	1,020		$	200		$	48		$	14,197
Intersegment revenue		(15	)		10		5			51			963			(1,039	)		(25	)
Total operating revenue		7,787			2,355		2,787			1,071			1,163			(991	)		14,172
Depreciation, depletion and amortization		1,247			344		474			182			85			—			2,332
Equity in earnings of equity method investees		—			—		(1	)		35			6			—			40
Interest income		13			6		12			91			73			(88	)		107
Interest and related charges		527			76		219			75			568			(88	)		1,377
Income tax expense (benefit)		496			121		107			(16	)		(625	)		—			83
Net income (loss) from discontinued    operations		—			—		—			167			(2,045	)		—			(1,878	)
Net income (loss) attributable to Dominion    Energy		1,891			560		419			402			(3,673	)		—			(401	)
Investment in equity method investees(1)		—			55		—			2,784			95			—			2,934
Capital expenditures		3,406			1,151		700			649			425			—			6,331
Total assets (billions)		46.0			17.1		16.0			13.1			8.6			(4.9	)		95.9
2019
Total revenue from external customers	$	8,170		$	2,367	$	2,948		$	1,083		$	(239	)	$	79		$	14,408
Intersegment revenue		(13	)		18		4			73			1,071			(1,160	)		(7	)
Total operating revenue		8,157			2,385		2,952			1,156			832			(1,081	)		14,401
Depreciation, depletion and amortization		1,216			335		452			180			100			—			2,283
Equity in earnings of equity method investees		—			2		(4	)		(1	)		11			—			8
Interest income		11			4		9			97			112			(136	)		97
Interest and related charges		530			116		242			98			636			(136	)		1,486
Income tax expense (benefit)		482			114		163			20			(570	)		—			209
Net income from discontinued operations		—			—		—			183			533			—			716
Net income (loss) attributable to Dominion    Energy		1,786			487		430			460			(1,805	)		—			1,358
Investment in equity method investees		—			37		—			74			1,223			—			1,334
Capital expenditures		3,002			853		562			367			537			—			5,321
Total assets (billions)		43.7			16.0		15.8			10.2			24.0			(5.9	)		103.8
2018
Total revenue from external customers	$	8,401		$	1,769	$	—		$	813		$	27		$	177		$	11,187
Intersegment revenue		(552	)		16		—			621			602			(675	)		12
Total operating revenue		7,849			1,785		—			1,434			629			(498	)		11,199
Depreciation, depletion and amortization		1,158			263		—			213			26			—			1,660
Equity in earnings of equity method investees		—			—		—			18			58			—			76
Interest income		10			—		—			84			94			(108	)		80
Interest and related charges		516			79		—			124			668			(108	)		1,279
Income tax expense (benefit)		380			95		—			75			(28	)		—			522
Net income from discontinued operations		—			—		—			116			336			—			452
Net income attributable to Dominion Energy		1,596			373		—			361			117			—			2,447
Capital expenditures		2,640			647		—			247			871			—			4,405

(1) Excludes liability to Atlantic Coast Pipeline.

Virginia Electric and Power Company

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information, by Segment

The following table presents segment information pertaining to Virginia Power’s operations:

Year Ended December 31,	Dominion Energy Virginia		Corporate and Other			Consolidated Total
(millions)
2020
Operating revenue	$	7,763	$	—		$	7,763
Depreciation and amortization		1,245		7			1,252
Interest income		11		—			11
Interest expense (benefit) and related charges		524		(8	)		516
Income tax expense (benefit)		500		(271	)		229
Net income (loss)		1,884		(863	)		1,021
Capital expenditures		3,372		—			3,372
Total assets (billions)		43.7		—			43.7
2019
Operating revenue	$	8,137	$	(29	)	$	8,108
Depreciation and amortization		1,215		8			1,223
Interest income		11		—			11
Interest expense (benefit) and related charges		529		(5	)		524
Income tax expense (benefit)		481		(217	)		264
Net income (loss)		1,783		(634	)		1,149
Capital expenditures		2,981		—			2,981
Total assets (billions)		41.4		—			41.4
2018
Operating revenue	$	7,835	$	(216	)	$	7,619
Depreciation and amortization		1,157		(25	)		1,132
Interest income		10		—			10
Interest expense (benefit) and related charges		516		(5	)		511
Income tax expense (benefit)		378		(78	)		300
Net income (loss)		1,594		(312	)		1,282
Capital expenditures		2,542		—			2,542