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Owyhee Dam (National ID # OR00582) is a concrete arch-gravity dam on the Owyhee River in Eastern Oregon near Adrian, Oregon, United States. Completed in 1932 during the Great Depression , the dam generates electricity and provides irrigation water for several irrigation districts in Oregon and neighboring Idaho .
The Owyhee River enters the Snake River from the west on the Oregon–Idaho border approximately 5 miles (8 km) south of Nyssa, Oregon, and 2 miles (3 km) south of the mouth of the Boise River. The final stretch of the river, below Owyhee Dam, emerges from the Owyhee Plateau and enters the Snake River Plain.
An artificial lake, it was created in 1932 with the completion of the Owyhee Dam. [5] The lake supplies water for irrigation for 1,800 farms covering 118,000 acres of land in Eastern Oregon and Southwestern Idaho. [6] Seasonal Lake Owyhee State Park is located on the northeast shore and includes a boat ramp. [7] [8]
News about Owyhee River protection, updates to the Northwest Forest Plan and repairs to a frequently traveled road to Terwilliger Hot Springs.
It began 121 years ago in 1903, when surveyors began investigating a site on the Owyhee River for the construction of a dam, to impound water for irrigation. The Owyhee project received official Congressional sanction in 1924 on December 5 and the Owyhee Dam was completed on September 16, 1932. [5] While the dam was under construction, over 98. ...
The Owyhee River Wilderness was created by the Omnibus Public Land Management Act of 2009 and signed into law by President Barack Obama on March 30, 2009. Also created in the Omnibus Land Act were five additional southwestern Idaho wilderness areas in Owyhee County, collectively known as the Owyhee Canyonlands Wilderness Areas: [4] [5]
The reservoir behind Grand Coulee Dam, known today as Lake Roosevelt, reaches 151 miles upstream, inundating well over 100 miles of salmonhabitat on the mainstem, and dozens more on the Spokane ...
West Little Owyhee River is a 63.1-mile-long (101.5 km) [5] tributary of the Owyhee River in the U.S. state of Oregon. The source of the river is at an elevation of 6,508 feet (1,984 m) near McDermitt , while the mouth is at an elevation of 4,373 feet (1,333 m) in the Owyhee Desert . [ 1 ]