Magic Dam is an earthen embankment dam across the
Big Wood River
The Big Wood River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. , accessed May 4, 2011 river in central Idaho, United States, that is a tributary of the Malad River (which in turn is tributary to the S ...
in southwestern
Blaine County,
Idaho
Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and W ...
, in the United States, about north of
Twin Falls. The dam was completed in 1910 by Magic Reservoir Hydroelectric, Inc. for irrigation, flood control and
hydroelectric generation, and stores up to of water in
Magic Reservoir
Magic Reservoir is a reservoir on the Big Wood River on the border of Blaine and Camas counties, Idaho. However, most of the reservoir is located in Blaine County. The reservoir and surrounding Bureau of Land Management land offers opportuniti ...
, which lies in both Blaine County and adjacent southeastern
Camas County.
Water from the reservoir is used to irrigate around and between
Shoshone
The Shoshone or Shoshoni ( or ) are a Native American tribe with four large cultural/linguistic divisions:
* Eastern Shoshone: Wyoming
* Northern Shoshone: southern Idaho
* Western Shoshone: Nevada, northern Utah
* Goshute: western Utah, e ...
and
Richfield Richfield may refer to:
Places Canada
*Richfield, Edmonton, Alberta, a neighbourhood
* Richfield, Nova Scotia
*Richfield, British Columbia, a ghost town from the Cariboo Gold Rush
United States
* Richfield, California
*Richfield, Idaho
* Richfiel ...
. Magic Dam also supports a power station with three turbines totaling a capacity of 9,000
kW.
The dam's main embankment is high and long.
Two auxiliary dikes keep the reservoir from overflowing during high elevations, while a concrete emergency spillway located west of the dam helps to pass floodwaters. At full water levels, Magic Reservoir covers up to , extending up the Big Wood River and up a tributary,
Camas Creek. The dam and reservoir control runoff from a catchment area of .
See also
*
List of dams and reservoirs in Idaho
This is a list of dams and reservoirs in the U.S. state of Idaho.
See also
* List of lakes of Idaho
* List of dams in the Columbia River watershed
* List of dam removals in Idaho
This is a list of dams in Idaho that have dam removal, b ...
References
Dams in Idaho
United States power company dams
Buildings and structures in Blaine County, Idaho
Dams completed in 1910
Lakes of Blaine County, Idaho
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