How many hydroelectric power plants are in West Virginia?

12, with 371 MW of nameplate capacity between them, spread over 9 counties. That is the EIA-860M operating count for 2026-07.

Is there a map of West Virginia hydroelectric power plants?

Yes — the map above. Each dot is one hydroelectric power plant, sized by nameplate capacity and placed at the coordinates EIA files for it.

Which is the largest hydroelectric power plant in West Virginia?

Hawks Nest Hydro, at 102 MW. The table is sorted largest first, so the rest follow it.

Is there a hydroelectric power plant near me in West Virginia?

The county roll-up below groups every plant by county, which is the quickest way to find the one closest to a given town.

Which grid operator runs West Virginia's hydroelectric power plants?

Most of them sit inside PJM, according to the balancing-authority code EIA files against each plant. Live conditions for that market are on this site.

How current is this, and what is left out?

EIA-860M for 2026-07. Conventional hydroelectric. Pumped storage is counted separately. Plants below 1 MW are not surveyed by EIA and so are absent; retirements and additions after 2026-07 arrive with the next monthly release.

Hydroelectric Power Plants in West Virginia

Every operating hydroelectric power plant in West Virginia on EIA-860M for 2026-07: 12 plants, 37 generating units and 371 MW of nameplate capacity across 9 counties, most of it inside PJM.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Plants: 12; 37 generating units
Nameplate capacity: 371 MW
Counties: 9
Grid operator: PJM; covers most of these plants

Map of hydroelectric power plants in West Virginia

Every one of the 12 plants is drawn at the coordinate EIA files for it.

Loading map…

Hydro · 12

List of hydroelectric power plants in West Virginia

Sort by any column. Capacity is nameplate, summed across every generating unit EIA lists at the site.

hydroelectric power plants in West Virginia

Hawks Nest HydroConventional Hydroelectric	Hawks Nest Hydro LLC	Fayette	102	4	1936	Operating
Gauley River Power PartnersConventional Hydroelectric	Central Rivers Power WV, LLC	Nicholas	80	2	2001	Operating
Willow Island Hydroelectric PlantConventional Hydroelectric	American Mun Power-Ohio, Inc	Pleasants	44	2	2016	Operating
Belleville DamConventional Hydroelectric	American Mun Power-Ohio, Inc	Wood	42	2	1999	Operating
New Martinsville Hannibal HydroConventional Hydroelectric	New Martinsville Hannibal Hydro	Wetzel	37.4	2	1988	Operating
WinfieldConventional Hydroelectric	Appalachian Power Co	Putnam	24.5	3	1938	Operating
LondonConventional Hydroelectric	Appalachian Power Co	Kanawha	14.4	3	1935	Operating
MarmetConventional Hydroelectric	Appalachian Power Co	Kanawha	14.4	3	1935	Operating
Glen Ferris HydroConventional Hydroelectric	Hawks Nest Hydro LLC	Fayette	6.2	8	1912	Operating
Millville Hydro StationConventional Hydroelectric	Eagle Creek Renewable Energy, LLC	Jefferson	2.8	3	1913	Operating
Dam No. 4 Hydro StationConventional Hydroelectric	Eagle Creek Renewable Energy, LLC	Jefferson	1.9	3	1909	Operating
Dam No. 5 Hydro StationConventional Hydroelectric	Eagle Creek Renewable Energy, LLC	Berkeley	1	2	1919	Operating

Largest hydroelectric power plants in West Virginia

1Hawks Nest HydroFayette County, West Virginia102 MW
2Gauley River Power PartnersNicholas County, West Virginia80 MW
3Willow Island Hydroelectric PlantPleasants County, West Virginia44 MW
4Belleville DamWood County, West Virginia42 MW
5New Martinsville Hannibal HydroWetzel County, West Virginia37.4 MW
6WinfieldPutnam County, West Virginia24.5 MW
7LondonKanawha County, West Virginia14.4 MW
8MarmetKanawha County, West Virginia14.4 MW
9Glen Ferris HydroFayette County, West Virginia6.2 MW
10Millville Hydro StationJefferson County, West Virginia2.8 MW

Hydroelectric power plants by county in West Virginia

The county EIA files against each plant. It is the fastest way to find the plant nearest a given town.

County	Plants	Nameplate MW
Fayette	2	108.2
Nicholas	1	80
Pleasants	1	44
Wood	1	42
Wetzel	1	37.4
Kanawha	2	28.8
Putnam	1	24.5
Jefferson	2	4.7
Berkeley	1	1

Hydroelectric Power Plants in West Virginia: FAQ

How many hydroelectric power plants are in West Virginia?: 12, with 371 MW of nameplate capacity between them, spread over 9 counties. That is the EIA-860M operating count for 2026-07.
Is there a map of West Virginia hydroelectric power plants?: Yes — the map above. Each dot is one hydroelectric power plant, sized by nameplate capacity and placed at the coordinates EIA files for it.
Which is the largest hydroelectric power plant in West Virginia?: Hawks Nest Hydro, at 102 MW. The table is sorted largest first, so the rest follow it.
Is there a hydroelectric power plant near me in West Virginia?: The county roll-up below groups every plant by county, which is the quickest way to find the one closest to a given town.
Which grid operator runs West Virginia's hydroelectric power plants?: Most of them sit inside PJM, according to the balancing-authority code EIA files against each plant. Live conditions for that market are on this site.
How current is this, and what is left out?: EIA-860M for 2026-07. Conventional hydroelectric. Pumped storage is counted separately. Plants below 1 MW are not surveyed by EIA and so are absent; retirements and additions after 2026-07 arrive with the next monthly release.