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Explore rivers and the systems around themFocused datasets and analytical stories

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Satellite reservoir status

Reservoir map loading

Powered byTERRA 2100

Map layersWorldwide physical waterways · loading river pages

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Country view

River or basin

Pumped-storage hydro · grid battery

Turlough Hill

operatingIreland · closed loop, no river attached

Turbine capacity: 292 MW
Energy storage: -
Gross head: -
First unit: 1974

Ireland's only pumped storage, between an artificial summit basin and the glacial Lough Nahanagan in the Wicklow mountains

Nameplate figures and coordinates: Wikipedia · 53.0286, -6.4064

Map layersexpand

seasonal below area no shared status