Noxon Rapids Dam
Noxon Rapids Dam is an earthfill gravity-type hydroelectric dam on the Clark Fork river, in the northwest part of the U.S. state of Montana.
Noxon Rapids Dam | |
---|---|
Aerial view of the reservoir and dam | |
Location | Sanders County, Montana |
Construction began | 1955[1] |
Opening date | 1959[2] |
Construction cost | $85 million[3] |
Operator(s) | Avista |
Dam and spillways | |
Impounds | Clark Fork |
Height | 260 ft (79 m)[4] |
Length | 5,840 ft (1,780 m)[5] |
Reservoir | |
Creates | Noxon Reservoir |
Total capacity | 400,000 acre feet (490,000,000 m3)[5] |
Catchment area | 21,800 sq mi (56,500 km²)[5] |
Surface area | 7,700 acres (3,100 hectares)[6] |
Power Station | |
Operator(s) | Avista |
Turbines | 5[7] |
Installed capacity | 527 MW[7] |
The dam is located in the far northwest of Montana near the Idaho border. Downriver of Noxon Rapids Dam the Clark Fork is again impounded by the Cabinet Gorge Dam.
The operating capacity of Noxon Rapids Dam at full turbine flow and full pool is 527 MW.[8] The project is owned and operated by Avista.
References
- Avista (2009). "We've Made History Together" (PDF). Retrieved 2015-01-11.
- Montana Department of Fish, Wildlife and Parks (April 1985). "Wildlife and Wildlife Habitat Mitigation Plan for the Nixon Rapids and Cabinet Gorge Hydroelectric Projects". Retrieved 2015-01-09.
- "Noxon Rapids Dam". Retrieved 2015-01-11.
- Kalispel Natural Resource Department (2014-03-09). "Yes, It's Happening…..Fish Passage on 6 Dams in the Pend Oreille & Clark Fork Rivers for Resident Fish" (PDF). Retrieved 2015-01-09.
- Noxon Rapids Dam, NPDP Dam Directory
- United States Army Corps of Engineers (March 2014). "Selective Control of Eurasian Watermilfoil and Curlyleaf Pondweed in Noxon Rapids Reservoir, Montana acres" (PDF). Retrieved 2015-01-11.
- Avista Corporation. "Clark Fork River Dams". Retrieved 2018-04-04.
- UNEP Dams and Development Project
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.