Oberaarsee is a
hydroelectric
Hydroelectricity, or hydroelectric power, is Electricity generation, electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity, almost 4,210 TWh in 2023, which is more than all other Renewable energ ...
reservoir
A reservoir (; ) is an enlarged lake behind a dam, usually built to water storage, store fresh water, often doubling for hydroelectric power generation.
Reservoirs are created by controlling a watercourse that drains an existing body of wa ...
in the
Grimsel
The Grimsel Pass (; ; ) is a mountain pass in Switzerland, crossing the Bernese Alps at an elevation of . The pass connects the Haslital, the upper valley of the river Aare, with the upper valley of the Rhône. In so doing, and as the Aare is a t ...
area, part of the municipality of
Guttannen
Guttannen is a Municipalities of Switzerland, municipality in the Interlaken-Oberhasli (administrative district), Interlaken-Oberhasli administrative district in the Cantons of Switzerland, canton of Bern (canton), Bern in Switzerland.
Origin of ...
,
Switzerland
Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...
. Its surface area is . The Oberaar dam was completed in 1953, and is operated by
Kraftwerke Oberhasli
''Kraftwerke Oberhasli AG'' (KWO) is a Swiss energy supply company, based in Innertkirchen (BE) and operating several hydroelectric plants in the Oberhasli area of the canton of Bern. It also operates a number of tourist attractions in the same a ...
. It is drained by the Oberaarbach, which flows into the
Grimselsee
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
Oberaar glacier is located west of the lake.
See also
*
List of lakes of Switzerland
This article contains a sortable table listing all major lakes of Switzerland. The table includes all still water bodies located either entirely or partly in Switzerland, both natural and artificial, that have a surface area of at least , regar ...
*
List of mountain lakes of Switzerland
This is a list of high-altitude lakes of Switzerland. It includes all significant lakes located either entirely or partly in Switzerland, both natural and artificial, with an area of at least 4 ha (9.9 acres) and a location at over above sea l ...
References
External links
*
Lake Oberaar
Bernese Oberland
Oberhasli
Reservoirs in Switzerland
LOberaarsee
Lakes of the canton of Bern
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