Why is the Grand Coulee Dam famous?

Grand Coulee Dam was the key to the development of power on the Columbia River — the greatest potential source of hydroelectric energy in the United States. Original plans considered ten dams on the Columbia River between the Canadian border and the mouth of the river.



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A concrete gravity dam, Grand Coulee took eight years to build, employed thousands of men during the Great Depression and, when completed in 1942, provided the enormous electrical power necessary to make aluminum, so essential for World War II production of planes and ships.

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Grand Coulee (map) is the largest dam in the Columbia River Basin and one of the largest in the world. Everything about the dam is large: it is 550 feet (167.6 meters) tall, measured from its foundation in solid granite, or approximately 350 feet (106.7 meters) from the downstream river surface to the top of the dam.

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Lake Roosevelt is the name of the Columbia River reservoir behind Grand Coulee Dam. It is named for Franklin Delano Roosevelt, who as president authorized the initial construction of the dam and remained its champion as long as he was president.

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Jan. 5, 2022 Updated Wed., Jan.

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The Oregonian called it man's greatest creation that turned the mighty Columbia River into a slave of man. A book published five years later called it the eighth wonder of the world. Even folk legend Woody Guthrie, in Roll On, Columbia, Roll On, sang that Grand Coulee was the mightiest thing ever built by a ...

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Kariba Dam, Zimbabwe Kariba Dam is the world's biggest dam based on water storage capacity. Located at the former Kariwa (Kariba) Gorge, the dam creates Lake Kariba, which has a storage capacity of 185 billion cubic metres of water and a surface area of 5,580km2.

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They stretch for some 124 miles (200 kilometers) along the upper and middle reaches of the Yangtze and are renowned for their scenic beauty. The dam is some 1.4 miles (2.3 kilometers) long and 607 feet (185 meters) tall—five times larger than the U.S.'s Hoover Dam.

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