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Operating Segments (Tables)

9 Months Ended

Sep. 30, 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 September 30, 2024
Total revenue from external       customers		$	2,760			$	846			$	256			$	79			$	—			$	3,941
Intersegment revenue			2				2				4				252				(260	)			—
Total operating revenue			2,762				848				260				331				(260	)			3,941
Net loss from discontinued       operations			—				—				—				(13	)			—				(13	)
Net income attributable to       Dominion Energy			662				147				83				62				—				954
Three Months Ended September 30, 2023
Total revenue from external       customers		$	2,649			$	944			$	225			$	(8	)		$	—			$	3,810
Intersegment revenue			(4	)			1				6				232				(235	)			—
Total operating revenue			2,645				945				231				224				(235	)			3,810
Net loss from discontinued       operations			—				—				—				(541	)			—				(541	)
Net income (loss) attributable to       Dominion Energy			535				143				52				(573	)			—				157
Nine Months Ended September 30, 2024
Total revenue from external      customers		$	7,786			$	2,496			$	843			$	(66	)		$	—			$	11,059
Intersegment revenue			2				7				9				743				(761	)			—
Total operating revenue			7,788				2,503				852				677				(761	)			11,059
Net income from discontinued      operations			—				—				—				182				—				182
Net income attributable to      Dominion Energy			1,571				296				305				28				—				2,200
Nine Months Ended September 30, 2023
Total revenue from external      customers		$	7,286			$	2,559			$	659			$	355			$	—			$	10,859
Intersegment revenue			(5	)			4				14				694				(707	)			—
Total operating revenue			7,281				2,563				673				1,049				(707	)			10,859
Net loss from discontinued      operations			—				—				—				(92	)			—				(92	)
Net income (loss) attributable to      Dominion Energy			1,315				302				118				(14	)			—				1,721

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 September 30, 2024
Operating revenue		$	2,762			$	—			$	2,762
Net income (loss)			662				(8	)			654
Three Months Ended September 30, 2023
Operating revenue		$	2,645			$	—			$	2,645
Net income (loss)			535				(60	)			475
Nine Months Ended September 30, 2024
Operating revenue		$	7,788			$	—			$	7,788
Net income			1,571				27				1,598
Nine Months Ended September 30, 2023
Operating revenue		$	7,281			$	—			$	7,281
Net income (loss)			1,315				(151	)			1,164

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