Hebgen Dam
Dam in Gallatin County, Montana, United States / From Wikipedia, the free encyclopedia
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Hebgen Dam is a concrete-core earthen embankment dam in the western United States, located on the Madison River in southwestern Montana. The dam is 85 feet (26 m) tall and 721 feet (220 m) in length; its purpose is to store and regulate water for other downstream reservoirs and hydroelectric power plants.[2] Montana Power Company originally built the dam, PPL Corporation purchased it in 1997 and sold it to NorthWestern Corporation in 2014.
Quick Facts Official name, Location ...
Hebgen Dam | |
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Official name | Hebgen Dam |
Location | Gallatin County, Montana |
Coordinates | 44°51′49″N 111°20′08″W |
Opening date | 1914 |
Owner(s) | NorthWestern Corporation |
Dam and spillways | |
Type of dam | Concrete-core, earthen embankment |
Impounds | Madison River |
Height | 85 feet (26 m) |
Length | 721 feet (220 m) |
Spillway type | Chute, gate-controlled |
Reservoir | |
Creates | Hebgen Lake |
Total capacity | 325,000 acre⋅ft (0.401 km3)[1] |
Catchment area | 905 square miles (2,340 km2) |
Surface area | 21 square miles (54 km2) |
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