Octary · UK hydro power

Small 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 sites73

Capacity110 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

Capacity by nation click to filter

97%

Map: small hydro hydro schemes and pumped-storage stations in the UK

71 sites mapped

Small hydroLarge hydroPumped storage Circle size shows capacity. The filters below narrow the map and the list together.

Site	Capacity	Stage	Type	Region	Operator
Gaur Power Station - A	7.9 MW	Operating	Small hydro	Scotland	SSE Group
Dalchonize Power Station-A,C	4 MW	Operating	Small hydro	Scotland	SSE Group
Lubreoch Power Station - A	4 MW	Operating	Small hydro	Scotland	SSE Group
Maldie	4 MW	Operating	Small hydro	Scotland	RWE Npower
Black Rock	3.5 MW	Operating	Small hydro	Scotland	RWE Npower
Ceannacroc Compensation Generator	3.5 MW	Operating	Small hydro	Scotland	SSE Group
Kingairloch Power Station - A,C	3.5 MW	Operating	Small hydro	Scotland	SSE Group
Lairg Power Station	3.5 MW	Operating	Small hydro	Scotland	SSE Group
River Cuileig	3.3 MW	Operating	Small hydro	Scotland	SSE Group
Achanalt Power Station - A	3.1 MW	Operating	Small hydro	Scotland	SSE Group
Cia Aig	3 MW	Operating	Small hydro	Scotland	RWE Npower
Lednock Power Station - A	3 MW	Operating	Small hydro	Scotland	SSE Group
River E	3 MW	Operating	Small hydro	Scotland	RWE Npower
Douglas Water	2.97 MW	Operating	Small hydro	Scotland	RWE Npower
Cuaich Power Station - A,C	2.5 MW	Operating	Small hydro	Scotland	SSE Group
Inverlael	2.5 MW	Operating	Small hydro	Scotland	RWE Npower
Garrogie	2.4 MW	Operating	Small hydro	Scotland	RWE Npower
Lussa Power Station - A	2.4 MW	Operating	Small hydro	Scotland	SSE Group
Mullardoch Power Station - A,C	2.4 MW	Operating	Small hydro	Scotland	SSE Group
Storr Lochs Power Station - A	2.4 MW	Operating	Small hydro	Scotland	SSE Group
Braevallich	2.27 MW	Operating	Small hydro	Scotland	RWE Npower
Loch Ericht Power Station - A	2.2 MW	Operating	Small hydro	Scotland	SSE Group
Culligran Comp Set - A,C,E	2 MW	Operating	Small hydro	Scotland	SSE Group
Derrydarroch	2 MW	Operating	Small hydro	Scotland	Temporis Capital
Glen Noe	2 MW	Operating	Small hydro	Scotland	RWE Npower
Grudie	2 MW	Operating	Small hydro	Scotland	RWE Npower
Kilmelford Power Station - A, C,	2 MW	Operating	Small hydro	Scotland	SSE Group
Lochay Compensation Generator	2 MW	Operating	Small hydro	Scotland	SSE Group
Osspower	2 MW	Operating	Small hydro	Scotland	Temporis Capital
Mucomir Power Station	1.9 MW	Operating	Small hydro	Scotland	SSE Group
Carnoch	1.35 MW	Operating	Small hydro	Scotland	RWE Npower
Chliostair Power Station - A,C	1.32 MW	Operating	Small hydro	Scotland	SSE Group
Nostie Bridge Power Station - A	1.3 MW	Operating	Small hydro	Scotland	SSE Group
Kerry Falls Power Station	1.25 MW	Operating	Small hydro	Scotland	SSE Group
Rheidol Hydro Scheme Gen 4	1.25 MW	Operating	Small hydro	Wales	Statkraft
Loch Dubh	1.2 MW	Operating	Small hydro	Scotland	SSE Group
Drumjohn	1 MW	Operating	Small hydro	Scotland	Drax Group
Inverbain	0.95 MW	Operating	Small hydro	Scotland	RWE Npower
Upper Falloch	0.9 MW	Operating	Small hydro	Scotland	Temporis Capital
Awe Barrage - A	0.89 MW	Operating	Small hydro	Scotland	SSE Group
Glen Tarbert	0.85 MW	Operating	Small hydro	Scotland	RWE Npower
Garry Gualach	0.78 MW	Operating	Small hydro	Scotland	RWE Npower
Morar Power Station - A,C	0.75 MW	Operating	Small hydro	Scotland	SSE Group
Selset	0.75 MW	Operating	Small hydro	North East	RWE Npower
Gisla Power Station - A	0.72 MW	Operating	Small hydro	Scotland	SSE Group
Auchtertyre	0.6 MW	Operating	Small hydro	Scotland	RWE Npower
Garnedd	0.56 MW	Operating	Small hydro	Wales	RWE Npower
Loyne Power Station - A,C	0.55 MW	Operating	Small hydro	Scotland	SSE Group
Trinafour Power Station - A	0.55 MW	Operating	Small hydro	Scotland	SSE Group
Croesor	0.51 MW	Operating	Small hydro	Wales	RWE Npower

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.