Seminoe: North Platte River, WY
Owner: Bureau of Reclamation
Type: Federal
Year Started: 1939
Location: North Platte River
State: Wyoming
Capacity: 51 MW
Seminoe Web Page
Seminoe Dam is a concrete-arch structure. Dam and powerplant construction began in 1936 and was completed in 1939. The powerplant was updated in the mid-1970s, and other improvements made starting in 2001.