How many pumped storage hydro plants are in North Carolina?

1, with 166 MW of nameplate capacity between them, spread over 1 county. That is the EIA-860M operating count for 2026-07.

Is there a map of North Carolina pumped storage hydro plants?

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

Which is the largest pumped storage hydro plant in North Carolina?

Hiwassee Dam, at 166 MW. The table is sorted largest first, so the rest follow it.

Is there a pumped storage hydro plant near me in North Carolina?

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 North Carolina's pumped storage hydro plants?

No single ISO or RTO covers most of them. EIA files each plant against its own balancing authority, which in North Carolina is largely a vertically integrated utility rather than an organised market.

How current is this, and what is left out?

EIA-860M for 2026-07. Hydroelectric pumped storage. 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.

Pumped Storage Hydro Plants in North Carolina

Every operating pumped storage hydro plant in North Carolina on EIA-860M for 2026-07: 1 plants, 2 generating units and 166 MW of nameplate capacity across 1 county.

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: 1; 2 generating units
Nameplate capacity: 166 MW
Counties: 1
Grid operator: Mixed; no single ISO covers a majority

Map of pumped storage hydro plants in North Carolina

Every one of the 1 plants is drawn at the coordinate EIA files for it.

Loading map…

Pumped storage · 1

List of pumped storage hydro plants in North Carolina

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

pumped storage hydro plants in North Carolina

Hiwassee Dam2 technologies	Tennessee Valley Authority	Cherokee	165.6	2	1940	Operating

Largest pumped storage hydro plants in North Carolina

1Hiwassee DamCherokee County, North Carolina165.6 MW

Pumped storage hydro plants by county in North Carolina

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

County	Plants	Nameplate MW
Cherokee	1	165.6

Pumped Storage Hydro Plants in North Carolina: FAQ

How many pumped storage hydro plants are in North Carolina?: 1, with 166 MW of nameplate capacity between them, spread over 1 county. That is the EIA-860M operating count for 2026-07.
Is there a map of North Carolina pumped storage hydro plants?: Yes — the map above. Each dot is one pumped storage hydro plant, sized by nameplate capacity and placed at the coordinates EIA files for it.
Which is the largest pumped storage hydro plant in North Carolina?: Hiwassee Dam, at 166 MW. The table is sorted largest first, so the rest follow it.
Is there a pumped storage hydro plant near me in North Carolina?: 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 North Carolina's pumped storage hydro plants?: No single ISO or RTO covers most of them. EIA files each plant against its own balancing authority, which in North Carolina is largely a vertically integrated utility rather than an organised market.
How current is this, and what is left out?: EIA-860M for 2026-07. Hydroelectric pumped storage. 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.