Dworshak Dam

Dworshak Dam is a concrete gravity dam on the North Fork Clearwater River in Clearwater County, Idaho, in the United States. The dam is located approximately 4 miles (6.4 km) northeast of Orofino and impounds the Dworshak Reservoir for flood control and hydroelectricity generation. At 717 feet (219 m) high, Dworshak is the third tallest dam in the United States and the tallest straight-axis concrete dam in the Western Hemisphere. Construction of the dam by the U.S. Army Corps of Engineers (USACE) began in 1966 and was completed in 1973.