Search results
Results From The WOW.Com Content Network
Grand Coulee Dam is a concrete gravity dam on the Columbia River in the U.S. state of Washington, built to produce hydroelectric power and provide irrigation water. Constructed between 1933 and 1942, Grand Coulee originally had two powerhouses. The third powerhouse ("Nat"), completed in 1974 to increase energy production, makes Grand Coulee the ...
Grand Coulee is a large coulee on the Columbia River Plateau. This area has underlying granite bedrock, formed deep in the Earth's crust 40 to 60 million years ago. The land periodically uplifted and subsided over millions of years giving rise to some small mountains and, eventually, an inland sea. From about 10 to 18 million years ago, a ...
The Columbia Basin Project (or CBP) in Central Washington, United States, is the irrigation network that the Grand Coulee Dam makes possible. It is the largest water reclamation project in the United States, supplying irrigation water to over 670,000 acres (2,700 km 2) of the 1,100,000 acres (4,500 km 2) large project area, all of which was ...
The Hoover Dam on the Colorado River between Arizona and Nevada, constructed between 1931 and 1936, was slightly taller, but Grand Coulee was more than four times as long.
Banks Lake is a 27-mile-long (43 km) reservoir in central Washington in the United States. Part of the Columbia Basin Project, Banks Lake occupies the northern portion of the Grand Coulee, a formerly dry coulee near the Columbia River, formed by the Missoula Floods during the Pleistocene epoch. Grand Coulee Dam, built by the United States ...
Jan. 5—The Bureau of Reclamation and the Bonneville Power Administration recently announced a long-running overhaul of three generators at the Grand Coulee Dam was completed in September 2021 ...
The Channeled Scablands are a relatively barren and soil-free region of interconnected relict and dry flood channels, coulees and cataracts eroded into Palouse loess and the typically flat-lying basalt flows that remain after cataclysmic floods within the southeastern part of Washington state. [1][2] The Channeled Scablands were scoured by more ...
Coulee Dam was officially incorporated as a town on February 26, 1959. It is the headquarters of Lake Roosevelt National Recreation Area and home to one of the world's largest man-made piles of sand, a 12,000,000-cubic-yard (9,200,000 m 3 ), 230-foot (70 m)-high hill remaining from dam construction.