Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2024

Public Utilities General Disclosures [Line Items]

Summary of Significant Virginia Power Electric Transmission Projects Applied

Electric Transmission Projects

Significant Virginia Power electric transmission projects approved or applied for are as follows:

Description and Location of Project	Application Date	Approval Date	Type of Line	Miles of Lines	Cost Estimate (millions)(1)
Construct new Germanna substation, transmission   line and related projects in Culpeper County,   Virginia	November 2023	August 2024	230 kV	2	$	55
Construct Daves Store transmission line extension   in Prince William County, Virginia	February 2024	October 2024	230 kV	3		70
Construct new Aspen and Golden substations,   transmission lines and related projects in Loudoun   County, Virginia	March 2024	February 2025	500- 230 kV	10		705
Partial rebuild Fredericksburg-Aquia Harbour   transmission lines and related projects in Stafford   County and the City of Fredericksburg, Virginia	March 2024	February 2025	230- 115 kV	24		135
Construct new Apollo-Twin Creek transmission lines,   new substations and related projects in Loudoun   County, Virginia	March 2024	February 2025	230 kV	2		285
Rebuild Dooms-Harrisonburg transmission lines   and related projects in the Counties of Augusta   and Rockingham and the Town of Grottoes, Virginia	April 2024	February 2025	230 kV	22		60
Rebuild and construct new Fentress-Yadkin   transmission lines and related projects in the   City of Chesapeake, Virginia	June 2024	Pending	500 kV	14		205
Partial rebuild, reconductor and construct new   Network Takeoff transmission lines and related   projects in the Counties of Fairfax and Loudoun,   Virginia	July 2024	Pending	230 kV	6		170
Rebuild Aquia Harbor-Possum Point transmission   lines and related projects in the Counties of   Stafford and Prince William and the City of   Fredericksburg, Virginia	August 2024	Pending	500- 230 kV	32		210
Partial rebuild, reconductor and construct new   New Post transmission lines and related projects   in the Counties of Caroline and Spotsylvania,   Virginia	August 2024	Pending	230 kV	38		120
Construct new Centreport transmission line,   substation and related projects in Stafford County,   Virginia	September 2024	Pending	230 kV	3		55
Partial rebuild and construct new Meadowville   transmission lines, substations and related projects   in Chesterfield County, Virginia	October 2024	Pending	230 kV	11		190
Construct new Carmel Church and Ruther Glen   transmission lines, substations and related projects   in Caroline County, Virginia	December 2024	Pending	230 kV	7		85
Construct new Nebula transmission lines,   substation and related projects in Mecklenburg   County, Virginia	January 2025	Pending	230 kV	15		130
Construct new Culpeper Technology transmission   lines, substations and related projects in the Counties   of Culpeper, Orange and Fauquier and the Town of   Culpeper, Virginia	February 2025	Pending	230 kV	13		255

(1)Represents the cost estimate included in the application except as updated in the approval if applicable. In addition, Virginia Power had various other transmission projects approved during 2024 and early 2025 or applied for and currently pending approval with aggregate cost estimates of approximately $145 million and $65 million, respectively.

Virginia Electric and Power Company

Public Utilities General Disclosures [Line Items]

Significant Riders Associated With Virginia Power Projects

Significant riders associated with various Virginia Power projects are as follows:

Rider Name	Application Date	Approval Date	Rate Year Beginning	Total Revenue Requirement (millions)(1)		Increase (Decrease) Over Previous Year (millions)
Rider BW(2)	October 2021	May 2022	September 2023	$	120	$	(25	)
Rider CCR	March 2024	November 2024	December 2024		103		(91	)
Rider CE(3)	October 2023	March 2024	May 2024		133		44
Rider CE(4)	October 2024	Pending	May 2025		182		49
Rider DIST(5)	August 2024	Pending	June 2025		269	N/A
Rider E	January 2024	September 2024	November 2024		72		(37	)
Rider E	January 2025	Pending	November 2025		37		(35	)
Rider GEN(2)	June 2024	Pending	April 2025		438	N/A
Rider GEN	June 2024	Pending	April 2026		311		(127	)
Rider GT(5)	August 2023	May 2024	June 2024		145		131
Rider GV(2)	June 2023	February 2024	April 2024		132		5
Rider GV(2)	June 2023	February 2024	April 2025		135		3
Rider OSW	November 2023	July 2024	September 2024		486		215
Rider OSW(6)	November 2024	Pending	September 2025		640		154
Rider RPS	December 2023(12)	August 2024	September 2024		358		262
Rider RPS	December 2024	Pending	September 2025		609		251
Rider SNA	October 2023	June 2024	September 2024		69		19
Rider SNA(7)	October 2024	Pending	September 2025		207		138
Rider T1(8)	May 2024	July 2024	September 2024		1,170		291
Rider U(5)(9)	October 2023	July 2024	August 2024		150		76
DSM Riders(10)	December 2023	July 2024	September 2024		86		(21	)
DSM Riders(11)	December 2024	Pending	September 2025		97		11

(1)In addition, Virginia Power has various riders associated with other projects with an aggregate total annual revenue requirement of approximately $18 million as of December 31, 2024. There are various pending applications associated with such riders, which if approved, would result in a net increase of approximately $24 million.

(2)Rider GEN includes $348 million in total revenue requirement related to the consolidation of Riders BW, GV and four other riders associated with generation facilities, ceasing the separate collection of rates under these riders effective April 1, 2025 and the extension of existing rates for Rider BW through March 2025. In addition, Virginia Power also requests approval to recover costs associated with the Virginia LNG Storage Facility described above.

(3)The Virginia Commission approved four solar generation projects and 13 power purchase agreements in addition to previously approved Rider CE projects. In addition, the approved total revenue requirement includes amounts which had previously been collected under a separate rider.

(4)Associated with two solar generation projects, two small-scale solar projects and 24 power purchase agreements in addition to previously approved Rider CE projects and power purchase agreements.

(5)Rider DIST consists of $103 million in total revenue requirement for certain previously approved electric distribution grid transformation projects and $166 million for previously approved phases and proposed phase eight of certain new underground distribution facilities. If approved, would result in the consolidation of Riders GT and U and cease the separate collection of rates under these riders effective June 1, 2025.

(6)Includes a proposal for Virginia Power to establish a decommissioning trust fund associated with the CVOW Commercial Project. If approved, the applicable amount included within the total revenue requirement would be allocated for such purposes.

(7)Virginia Power also requested approval of cost recovery of approximately $1.7 billion through Rider SNA for the second phase of nuclear life extension program which includes investments for calendar years 2025 through 2027.

(8)Consists of $532 million for the transmission component of Virginia Power’s base rates and $638 million for Rider T1.

(9)Consists of $72 million for previously approved phases and $78 million for phase seven costs for Rider U. In addition, the Virginia Commission approved Virginia Power’s request to extend existing rates for Rider U through July 2024.

(10)Associated with an additional three new energy efficiency programs and one new demand response program with a $102 million cost cap, with the ability to exceed the cost cap by no more than 15%.

(11)Associated with three redesigned energy efficiency programs, one new and two redesigned demand response program and one demand response pilot with a $222 million cost cap, with the ability to exceed the cost cap by no more than 15%.

(12)Virginia Power amended its application in February 2024.