Operating Segments (Tables)

3 Months Ended

Mar. 31, 2024

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
Dominion Energy South Carolina	Regulated electric distribution	X
	Regulated electric transmission	X
	Regulated electric generation fleet	X
	Regulated gas distribution and storage	X
Contracted Energy(2)	Nonregulated electric generation fleet	X

(1)Includes Virginia Power’s non-jurisdictional solar generation operations.

(2)Includes renewable natural gas operations.

Schedule of Segment Reporting Information, by Segment

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

	Dominion Energy Virginia		Dominion Energy South Carolina		Contracted Energy		Corporate and Other			Adjustments & Eliminations			Consolidated Total
(millions)
Three Months Ended March 31, 2024
Total revenue from external      customers	$	2,489	$	892	$	306	$	(55	)	$	—		$	3,632
Intersegment revenue		—		1		2		234			(237	)		—
Total operating revenue		2,489		893		308		179			(237	)		3,632
Net income from discontinued      operations		—		—		—		114			—			114
Net income attributable to      Dominion Energy		424		80		122		48			—			674
Three Months Ended March 31, 2023
Total revenue from external      customers	$	2,384	$	844	$	308	$	347		$	—		$	3,883
Intersegment revenue		—		1		3		232			(236	)		—
Total operating revenue		2,384		845		311		579			(236	)		3,883
Net income from discontinued      operations		—		—		—		281			—			281
Net income attributable to      Dominion Energy		386		91		111		393			—			981

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:

	Dominion Energy Virginia		Corporate and Other			Consolidated Total
(millions)
Three Months Ended March 31, 2024
Operating revenue	$	2,489	$	—		$	2,489
Net income		424		41			465
Three Months Ended March 31, 2023
Operating revenue	$	2,384	$	—		$	2,384
Net income (loss)		386		(31	)		355