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PUMPED STORAGE Β· OPERATIONAL

Foyers Pumped Storage

Foyers Pumped Storage is a 300 MW pumped-storage station in Scotland, operated by SSE Group. The UK government lists it as operational in its register of power stations (DUKES table 5.11, May 2025).

  • Pumped hydro
  • Scotland

Key facts

Installed capacity
300 MW
Status
Operational
Technology
Pumped hydro
Operator
SSE Group
Region
Scotland
Country
Scotland
Grid connection (DUKES)
HV
Combined heat & power
No
Coordinates
57.2618, -4.4828

Location

Map position from the published coordinates. For small sites this can be an approximate point rather than the exact boundary. Map Β© OpenStreetMap contributors.

How Foyers Pumped Storage compares

4th of 4largest pumped-storage stations in the UK register
2nd of 2in Scotland
10.3%of listed UK pumped-storage stations capacity

Pumped-storage stations work like giant batteries: they pump water uphill into a reservoir when electricity is cheap or plentiful and release it through turbines when demand is high.

All UK hydro schemes and pumped-storage stations Hydro schemes and pumped-storage stations in Scotland All run by SSE Group

Planning history

From the government's Renewable Energy Planning Database (REPD), matched to this site by location, capacity and name.

Planning status
Operational
Site name in planning record
Foyers
Developer / operator
SSE Renewables
Planning authority
Highland
Construction started
1 January 1969
Began operating
1 January 1974
Capacity in planning record
300 MW
Address
Highland, Highland, IV2 6YE
REPD reference
6842

Full project profile β†’

Source

Department for Energy Security and Net Zero (DESNZ), Digest of UK Energy Statistics (DUKES), table 5.11: power stations in the United Kingdom β€” operational at end of May 2025. Capacity is installed capacity as published, not current output. Status reflects the source date, not live operation.
View the original source
Last checked by Octary: 15 July 2026

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