The Grimselsee or Lake Grimsel is an artificial lake near the Grimsel Pass in the Canton of Bern, Switzerland. With a volume of 95 mio m, it is larger than other hydroelectric reservoirs in the Aare headwaters region: Oberaarsee, Räterichsbodensee and Gelmersee. The dam was completed in 1932 and is operated by Kraftwerke Oberhasli AG. It is located in t…
The Grimselsee or Lake Grimsel is an artificial lake near the Grimsel Pass in the Canton of Bern, Switzerland. With a volume of 95 mio m, it is larger than other hydroelectric reservoirs in the Aare headwaters region: Oberaarsee, Räterichsbodensee and Gelmersee. The dam was completed in 1932 and is operated by Kraftwerke Oberhasli AG. It is located in the municipality of Guttannen.
Location: Guttannen, Canton of Bern
Primary inflows: Oberaarbach, Treibtenbach
Primary outflows: Aare
Catchment area: 74.4 km² (28.7 sq mi)
Basin countries: Switzerland
Surface area: 2.63 km² (1.02 sq mi)
Water volume: 95 million cubic metres (77,000 acreâ‹…ft)
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