Gübsensee

Reservoir in St. Gallen

47°23′56″N 9°18′49″E / 47.39889°N 9.31361°E / 47.39889; 9.31361TypereservoirPrimary outflowsSitterCatchment area0.68 km² (0.26 sq mi)Basin countriesSwitzerlandSurface area0.17 km² (0.066 sq mi)Water volume1.5 million cubic metres (1,200 acre⋅ft)Surface elevation682 m (2,238 ft) Map

Gübsensee is a reservoir near the city of St. Gallen, Switzerland. Its dams were built between 1898 and 1900, the first hydroelectric reservoir in Switzerland. Kraftwerk Kubel has generated electrical power there since 1900.

Gübsensee Ost is a gravity dam with a height of 24 m, Gübsensee West an earthfill dam.

The lake's surface area is 0.17 km² (0.066 sq mi). Its volume is 1.5 mio m³.

The Gübsensee and the surrounding area is today protected as a nature reserve