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The city of Grand Coulee is located at the northern end of its namesake, the Grand Coulee, the canyon-like walls of which rise from the 1,483 feet above sea level in the city to over 2,300 feet immediately south of the city. The terrain falls off approximately 200 feet from the city to the shore of Crescent Bay and Lake Roosevelt immediately to ...
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 ...
Coulee City is located at (47.611942, -119.290904 It sits on the southern shore of Banks Lake, a man-made reservoir that stretches for 27 miles to Grand Coulee Dam.At Coulee City, water from the reservoir enters a system of irrigation canals taking it to Billy Clapp Lake to the south and then beyond across the broader Columbia Basin Project.
The dam at Grand Coulee would someday be mentioned with the Great Pyramids of Egypt, the Great Wall of China and the Panama Canal as one of humankind's greatest achievements. On June 18, 1934, 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 ...
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 ...
Kettle Falls was flooded in 1940, when the Grand Coulee Dam impounded the Columbia River to create Lake Roosevelt.The waters behind the dam rose 380 feet (120 m), flooding more than 21,000 acres (85 km 2) of prime bottomland along the river where native peoples lived, as well as the original town of Kettle Falls.