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Octary Β· UK hydro power

Pumped storage stations in the UK

Every hydroelectric scheme and pumped-storage station in the UK government's register of power stations, from small run-of-river schemes to Cruachan and Dinorwig. Each site page merges the government's operating record with its planning history where the two match.

Matching sites4
Capacity2,900 MW
Small hydro73110 MW
Large hydro521,356 MW

Planning, consented, under-construction and stopped projects open in the project pipeline.

UK hydro power
129 sites4.4 GW installed

Largest matching sites by capacity

  1. Dinorwig Power Station1,800 MW
  2. Cruachan440 MW
  3. Ffestiniog Power Station360 MW
  4. Foyers Pumped Storage300 MW

Capacity by nation click to filter

Map: pumped storage stations in the UK

4 sites mapped
Small hydroLarge hydroPumped storage Circle size shows capacity. The filters below narrow the map and the list together.
Clear
SiteCapacityStageTypeRegionOperator
Dinorwig Power Station 1,800 MW Operating Pumped storage Wales Engie Power
Cruachan 440 MW Operating Pumped storage Scotland Drax Group
Ffestiniog Power Station 360 MW Operating Pumped storage Wales Engie Power
Foyers Pumped Storage 300 MW Operating Pumped storage Scotland SSE Group
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Largest operators

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More on uk hydro power

This list covers sites in operation. Proposals, consented schemes and sites under construction are in the project pipeline. For how the technology works, see the guide.

Source: Department for Energy Security and Net Zero, Digest of UK Energy Statistics (DUKES) table 5.11, and the Renewable Energy Planning Database. Capacities are installed capacity, not live output.