Grimselsee

Grimselsee
Lake Grimsel
Grimselsee ; Lake Grimsel
	Grimselsee ; Lake Grimsel Grimselsee ; Lake Grimsel Grimselsee ; Lake Grimsel
	map
Location	Guttannen, Canton of Bern
Coordinates	46°34′10.52″N 8°19′38.66″E / 46.5695889°N 8.3274056°E
Type	artificial lake, hydroelectric reservoir
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 acre⋅ft)
Surface elevation	1,908 m (6,260 ft)

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 m³ (20.9 billion imperial gallons, 20.1 billion US gallons), 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 (KWO). It is located in the municipality of Guttannen.

Lake Grimsel and Räterichsbodensee in the background.

Grimselsee Lake Grimsel

Grimselsee Lake Grimsel Show map of Canton of Bern Grimselsee Lake Grimsel Show map of Switzerland Grimselsee Lake Grimsel Show map of Alps
map
Location	Guttannen, Canton of Bern
Coordinates	46°34′10.52″N 8°19′38.66″E / 46.5695889°N 8.3274056°E / 46.5695889; 8.3274056
Type	artificial lake, hydroelectric reservoir
Primary inflows	Oberaarbach [de], 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 acre⋅ft)
Surface elevation	1,908 m (6,260 ft)