CHEYENNE RIVER


Meaning of CHEYENNE RIVER in English

river, formed by the confluence of South Fork and Beaver Creek in Fall River County, South Dakota, U.S., flowing northeast across the state to join the Missouri River at the Cheyenne River Indian Reservation, north of Pierre. The 527-mi (848-km) river drains 25,000 sq mi (64,750 sq km). Angostura Dam, begun in 1946 as part of the Missouri River basin irrigation project, is on the river near Hot Springs, S.D.

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