North Anna — 1,960 MW hybrid plant, Louisa County, VA

North Anna — 1,960 MW hybrid plant, Louisa County, VA · Ask the Grid

Generation and physical site

EIA plant 6168 · Inventory for Sep 2026.

Reported operating nameplate by technology

Nuclear: 1,959.4 MW
Hydroelectric: 1 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (3)

EIA generator status and nameplate capacity for North Anna
Generator	Technology	Status	Power (MW)	Energy (MWh)
1	Nuclear	Operating	979.7	Unknown
2	Nuclear	Operating	979.7	Unknown
HC1	Conventional Hydroelectric	Operating	1	Unknown

Physical map location · OpenStreetMap: 38.05930, -77.79809
Filed location · EIA: 38.06000, -77.78970

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Sep 2026
EIA retrieved: Oct 24, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: Jun 1, 2026
Map prepared: Oct 24, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

Current generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
1	979.7 MW 948 MW summer	Nuclear ST	Jun 1978	Operating
2	979.7 MW 944 MW summer	Nuclear ST	Dec 1980	Operating
HC1	1 MW 1 MW summer	Conventional Hydroelectric HY	Dec 1987	Operating

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Land and environmental record

Construction Stormwater Permit

Dec 2025

VAR-10 construction permit

Construction of a gravel-pad parking lot north of the ISFSI began in December 2025 under a VAR-10 construction stormwater permit with erosion and sediment controls.

North Anna Power Station Units 1 And 2, Annual Environmental Operating Report

Cooling Water Flow

Approximately 2,000,000 gallons per minute

When North Anna is in full operation, approximately 2 million gallons of water pass through the station per minute.

Waste Heat Treatment Facility | Dominion Energy

Cooling Water Source

Lake Anna reservoir

Lake Anna is the primary cooling-water source. Cooling water is routed through the station, then to the Waste Heat Treatment Facility, and returned to Lake Anna.

North Anna Power Station

Environmental Compliance Milestone

2025

No significant adverse environmental impacts, noncompliances, or reportable environmental events in 2025

Dominion's 2025 annual environmental operating report states no significant adverse environmental impacts, no Environmental Protection Plan noncompliances, and no reportable environmental events requiring notification to Virginia DEQ or NRC.

North Anna Power Station Units 1 And 2, Annual Environmental Operating Report

Historical Property And Water Area

1968

Approximately 18,000 acres historically acquired; approximately 9,600 acres Lake Anna; 3,400 acres WHTF

Dominion acquired about 18,000 acres in 1968 for site development, including land used to create Lake Anna (approximately 9,600 acres) and the Waste Heat Treatment Facility (approximately 3,400 acres of water).

North Anna Power Station

Mapped facility footprint

Mapped infrastructure geometry associated with this asset.© OpenStreetMap contributors · relation/16603691

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetOwner / operatorContractorRelated asset

Parties and identifiers

OrganizationRoleBasis

Virginia Electric & Power Co. (Dominion Energy)OperatorOwner / developer associated with North Anna.

Reporting portfolio

EIA reporting entity

Virginia Electric & Power Co

Entity 19876

Operating portfolio

35 plants

3 states

Reported capacity

19,819.4 MW

Conventional Hydroelectric · Conventional Steam Coal · Hydroelectric Pumped Storage

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Bath County	2,862 MW	VA
North AnnaCurrent	1,960.4 MW	VA
Greensville County Power Station	1,773.3 MW	VA
Surry	1,695 MW	VA
Mt Storm	1,680.9 MW	WV
Brunswick County Power Station	1,472.2 MW	VA

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Feb 19, 1971
Feb 19, 1971
North Anna construction beginsSource
Construction began for the original North Anna nuclear units.
Jun 1978
Jun 1978
Generator enters operationEIA-860
EIA-860 lists generator 1 with this operating date.
Dec 1980
Dec 1980
Generator enters operationEIA-860
EIA-860 lists generator 2 with this operating date.
View 3 more milestonesHide 3 milestones
1. Dec 14, 1980
  Dec 14, 1980
  Unit 2 commercial operationSource
  North Anna Unit 2 entered commercial operation.
2. 1987
  1987
May 2010
May 2010
Proposed Unit 3 design changedSource
Virginia Power announced that the proposed third nuclear unit's previously selected reactor design would be replaced with Mitsubishi's US-APWR technology.
2017
2017
Proposed Unit 3 development suspendedNorth Anna ...
After obtaining the federal license, Dominion suspended efforts to construct the proposed third reactor in late 2017; the unit was not built.
2020
2020
SMR development evaluation beginsNorth Anna ...
Dominion began evaluating potential small modular reactor deployment at the North Anna site; the official project description states that no commitment to construction had been made.

Sources

PublisherReferenceType

U.S. Energy Information AdministrationEIA-860 generator inventoryFederal registry

U.S. Energy Information AdministrationEIA-923 generation filingsFederal filing

eia.gov2026 Generationregulatory

Common questions about North Anna

Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.

How big is North Anna?

North Anna reports 1,959.4 MW nuclear + 1 MW hydroelectric of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.

What kind of plant is North Anna?

North Anna is a Nuclear, Conventional Hydroelectric facility in Louisa County, VA, participating in the PJM market.

Where is North Anna located?

North Anna is in Louisa County, VA, inside the PJM balancing area.

Who operates North Anna?

North Anna is operated by Virginia Electric & Power Co according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does North Anna generate?

North Anna reported 15,845.4 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.

Where does North Anna connect to the grid?

North Anna interconnects at North Anna substation, on the Virginia Electric & Power Co. (Dominion Energy) system.

How does North Anna compare to other plants?

By capacity, North Anna ranks #25 of 54 operating plants of the same technology nationally. It ranks #1 of 2 in VA.

Co-located assets

Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.

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Overview

Overview

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Infrastructure record

Profile

Structured profile

Generation and physical site

Reported operating nameplate by technology

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