Gem State Dam

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Gem State Dam
Gem State Dam is located in Idaho
Gem State Dam
Location of Gem State Dam in Idaho
LocationBonneville County, Idaho
Coordinates43°25′15″N 112°6′7″W / 43.42083°N 112.10194°W / 43.42083; -112.10194Coordinates: 43°25′15″N 112°6′7″W / 43.42083°N 112.10194°W / 43.42083; -112.10194
Opening date1988[1]
Operator(s)City of Idaho Falls[1]
Dam and spillways
ImpoundsSnake River
Height40 ft (12 m)[1]
Reservoir
Total capacity6,700 acre feet (8,300,000 m3)[1]
Catchment area9,800 sq mi (25,382 km²)[1]
Surface area305 acres (1.23 km²)[1]
Power Station
Installed capacity22.6 MW [2]

Gem State Dam is a concrete and rock-fill gravity dam on the Snake River, in the U.S. state of Idaho. Its location is near Idaho Falls, Idaho. The dam's primary purpose is to generate hydroelectricity, but it also provides water for irrigation agriculture.

Gem State Dam is owned and operated by the city of Idaho Falls.

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