Bath County — 2,862 MW hydro plant, Bath County, VA

Bath County — 2,862 MW hydro plant, Bath County, VA · Ask the Grid

Generation and physical site

EIA plant 6167 · Inventory for Sep 2026.

Reported operating nameplate by technology

Hydroelectric: 2,862 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 (6)

EIA generator status and nameplate capacity for Bath County
Generator	Technology	Status	Power (MW)	Energy (MWh)
1	Hydroelectric Pumped Storage	Operating	477	Unknown
2	Hydroelectric Pumped Storage	Operating	477	Unknown
3	Hydroelectric Pumped Storage	Operating	477	Unknown
4	Hydroelectric Pumped Storage	Operating	477	Unknown
5	Hydroelectric Pumped Storage	Operating	477	Unknown
6	Hydroelectric Pumped Storage	Operating	477	Unknown

Physical map location · OpenStreetMap: 38.20889, -79.80010
Filed location · EIA: 38.20889, -79.80000

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: Dec 7, 2023
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	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	Operating
2	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	Operating
3	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	Operating
4	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	Operating
5	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	Operating
6	477 MW 488.5 MW summer	Hydroelectric Pumped Storage PS	Dec 1985	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.

Transactions and agreements

Capacity Offtake

Date not disclosed

AGC provided generation capacity from Bath County facility to AE Supply and MP. Filing does not disclose contract duration, price, or contracted capacity.

Allegheny Generating Company · Allegheny Energy Supply Company, LLC · Monongahela Power Company

Source

Asset Purchase Agreement

Aug 2017

Amended and restated asset purchase agreement dated August 30, 2017 for Aspen Generating, LLC (wholly owned subsidiary of LS Power Equity Partners III, LP) to acquire approximately 59% of AGC's Bath County interest. Total $825 million price for multiple assets; Bath County portion not separately allocated.

Allegheny Generating Company · Aspen Generating, LLC · LS Power Equity Partners III, LP

Source

Asset Acquisition Closing

May 2018

Closing of sale by AE Supply and AGC of approximately 59% of AGC's Bath County interest to Aspen Generating, LLC. Net proceeds approximately $355 million (includes timing-based adjustment, subject to customary post-closing adjustments). LS Power reports acquired interest as 23.8% of 3,008 MW facility (716 MW nameplate capacity).

$355.0M716 MW contractedAllegheny Generating Company · Allegheny Energy Supply Company, LLC · Aspen Generating, LLC · LS Power Equity Partners III, LP

Source

Land and environmental record

Virginia Water Protection Permit

Virginia Water Protection Permit compliance

Downstream flow releases maintained in compliance with Virginia Water Protection Permit. Permit identifier not stated in retrieved records.

Federal Register :: Virginia Electric and Power Company d/b/a Dominion Energy Virginia, Allegheny Generating Company, and Bath County Energy, LLC; Notice of Application Tendered for Filing With the Commission and Establishing Procedural Schedule for Licensing and Deadline for Submission of Final Amendments

Water Generation Flow

Generation water flow rate

When demand is high, water releases through turbines at rate of 13.5 million gallons per minute. Pumping rate is 12.7 million gallons per minute.

Bath County Pumped Storage Station

Mapped facility footprint

Mapped infrastructure geometry associated with this asset.© OpenStreetMap contributors · way/143299377

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 / operatorFinancierContractor

Parties and identifiers

OrganizationRoleBasis

Virginia Electric & Power CoOperatorLocal EIA-anchored Ask the Grid entity record.

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 CountyCurrent	2,862 MW	VA
North Anna	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

Jan 1977
Jan 1977
FERC License IssuedBath County...
The Bath County project received its license in January 1977.
Mar 1977
Mar 1977
Construction BeganBath County...
Construction of the Bath County Pumped Storage Station began in March 1977.
1980
1980
Construction SuspendedPumped Stor...
VEPCO suspended construction after three years because peak-demand growth was below its forecasts.
Dec 1985
Dec 1985
Commercial Operation BeganBath County...
2003
2003
Voith Redevelopment CommissionedBath County...
Voith was commissioned to redevelop the pump-turbines to improve efficiency and support continued economic operation.
May 2018
May 2018
Acquisition ClosedSource
Closing of sale by AE Supply and AGC of approximately 59% of AGC's Bath County interest to Aspen Generating, LLC. Net proceeds approximately $355 million (includes timing-based adjustment, subject to customary post-closing adjustments). LS Power reports acquired interest as 23.8% of 3,008 MW facility (716 MW nameplate capacity).

Sources

PublisherReferenceType

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

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

voith.comHypower 18other

Common questions about Bath County

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

How big is Bath County?

Bath County reports 2,862 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 Bath County?

Bath County is a Hydroelectric Pumped Storage facility in Bath County, VA, participating in the PJM market.

Where is Bath County located?

Bath County is in Bath County, VA, inside the PJM balancing area.

Who operates Bath County?

Bath County 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 Bath County generate?

Bath County reported 4,556.5 GWh over the twelve months to 2026-07. For a storage plant this is reported gross generation — a discharge proxy, not a cycle count or a conventional capacity factor.

Where does Bath County connect to the grid?

Bath County interconnects at Two interconnecting substations: one in Augusta County near Bridgewater, Virginia, and one in Rockbridge County near Lexington, Virginia..

How does Bath County compare to other plants?

By capacity, Bath County ranks #1 of 39 operating plants of the same technology nationally. It ranks #1 of 2 in VA.

Overview

Overview

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Infrastructure record

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Generation and physical site

Reported operating nameplate by technology

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Performance

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Grid and market context

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Commercial, land, and environmental record

Transactions and agreements

Land and environmental record

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sources

Common questions about Bath County

How big is Bath County?

What kind of plant is Bath County?

Where is Bath County located?

Who operates Bath County?

How much electricity does Bath County generate?

Where does Bath County connect to the grid?

How does Bath County compare to other plants?

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