Fort Peck: Missouri River, MT

Named for an old trading post of the 1860’s, Fort Peck Dam is one of six multipurpose main stem projects which operate as part of a system on the upper Missouri River. Construction of Fort Peck Dam near Glasgow, Montana, began in 1933 and was completed in 1940. Fort Peck Dam is the largest hydraulically filled dam in the United States. The dam measures 21,026 feet in length with a maximum height of 250.5 feet. The total combined capacity of the five turbines generates 185,250 kilowatts of power. The entire Fort Peck project lies within the Charles M. Russell National Wildlife Refuge.