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Large hydro hydro schemes and 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 sites52
Capacity1,356 MW
Small hydro73110 MW
Large hydro521,356 MW
Clear
SiteCapacityTypeRegionOperator
Sloy 153 MW Large hydro Scotland SSE Group
Glendoe Hydro Power Station 100 MW Large hydro Scotland SSE Group
Errochty 75 MW Large hydro Scotland SSE Group
Fasnakyle 69 MW Large hydro Scotland SSE Group
Clunie 61.2 MW Large hydro Scotland SSE Group
Lochay 46 MW Large hydro Scotland SSE Group
Rannoch 45 MW Large hydro Scotland SSE Group
Clachan 40 MW Large hydro Scotland SSE Group
Deanie 38 MW Large hydro Scotland SSE Group
Glenmoriston 37 MW Large hydro Scotland SSE Group
Maentwrog 35.3 MW Large hydro Wales Babcock International and Fluor Inc
Luichart 34 MW Large hydro Scotland SSE Group
Tummel 34 MW Large hydro Scotland SSE Group
Tongland 33 MW Large hydro Scotland Drax Group
Inverawe 25 MW Large hydro Scotland SSE Group
Glenlee 24 MW Large hydro Scotland Drax Group
Kendoon 24 MW Large hydro Scotland Drax Group
Rheidol Hydro Scheme Gen 2 20.5 MW Large hydro Wales Statkraft
Rheidol Hydro Scheme Gen 3 20.5 MW Large hydro Wales Statkraft
Aigas Power Station - A,E 20 MW Large hydro Scotland SSE Group
Kilmorack Power Station -A,E 20 MW Large hydro Scotland SSE Group
Invergarry Power Station - A,E 20 MW Large hydro Scotland SSE Group
Grudie Bridge Power Station - A, G 18.7 MW Large hydro Scotland SSE Group
Mossford Power Station - A,G 18.7 MW Large hydro Scotland SSE Group
Shin Power Station-A,G 18.6 MW Large hydro Scotland SSE Group
Quoich Power Station - A, E, G 18.1 MW Large hydro Scotland SSE Group
Orrin Power Station- A 18 MW Large hydro Scotland SSE Group
Culligran Power Station Unit 2 - A 17.1 MW Large hydro Scotland SSE Group
High Head 17 MW Large hydro Wales RWE Npower
St Fillans Power Station - A, G 16.8 MW Large hydro Scotland SSE Group
Ceannacroc Power Station - A, E 16.5 MW Large hydro Scotland SSE Group
Finlarig Power Station - A,G 16.5 MW Large hydro Scotland SSE Group
Livishie Power Station - A 15 MW Large hydro Scotland SSE Group
Nant Power Station - A,E 15 MW Large hydro Scotland SSE Group
Pitlochry Power Station - A 15 MW Large hydro Scotland SSE Group
Torr Achilty Power Station - A,E 15 MW Large hydro Scotland SSE Group
Low Head 15 MW Large hydro Wales RWE Npower
Earlstoun 14 MW Large hydro Scotland Drax Group
Rheidol Hydro Scheme Gen 1 13.5 MW Large hydro Wales Statkraft
Carsfad 12 MW Large hydro Scotland Drax Group
Bonnington 11 MW Large hydro Scotland Drax Group
Cashlie Power Station - A,C 11 MW Large hydro Scotland SSE Group
Cassley Power Station - A,C,E 10 MW Large hydro Scotland SSE Group
Cwm Dyli 9.9 MW Large hydro Wales RWE Npower
Striven Power Station - A 8 MW Large hydro Scotland SSE Group
Fasnakyle Compensation Generator - A, C 7.7 MW Large hydro Scotland SSE Group
Allt Na Lairige Power Station 6 MW Large hydro Scotland SSE Group
Kielder 6 MW Large hydro North East RWE Npower
Loch Gair Power Station - A,C 6 MW Large hydro Scotland SSE Group
Stonebyres 6 MW Large hydro Scotland Drax Group
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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.