_1986.jpg)
Aerial view Libby dam, upstream view, 1986
'Libby Dam' is a
dam on the
Kootenai River in the
U.S. state of
Montana. Dedicated on
August 24,
1975. Libby Dam spans the Kootenai River 17 miles (27 km) upstream from the town of
Libby,
Montana. Libby Dam is 422 feet (129 m) tall and 3,055 feet (931 m) long.
Lake Koocanusa is the name of the impoundment
reservoir behind the dam. It extends 90 miles (145 km) upriver from the dam and has a maximum depth of about 370 feet (110 m). Forty-two miles (68 km) of Lake Koocanusa are in
British Columbia,
Canada. The Kootenai River is the third largest tributary to the
Columbia river, contributing almost 20% of the total water in the lower Columbia. Libby Dam holds back 5.8 million acre feet (7.2 km³) of water.
External links
★
Libby Dam Home Page, Official Web Site Libby Dam,
United States Army Corps of Engineers
★
Libby Dam,
United States Army Corps of Engineers
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