Garrison Dam Tribes. Construction on the $300-million dam project began in 1947, and its embankment was enclosed in April 1953. The dam was dedicated by President Eisenhower two months later. The Corps of Engineers completed earthwork in the fall of 1954. Garrison Dam is one of six Missouri River Main stem dams operated by the U.S. Army Corps of Engineers, Omaha District. The dam upstream of Garrison Dam is Fort Peck Dam (near Fort Peck, Montana). The dams downstream of Garrison Dam are: Oahe Dam (near Pierre, South Dakota), Big Bend Dam (near Fort Thompson, South Dakota), Fort Randall Dam (near Pickstown,
West Hill Dam West Hill Dam West Hill Dam Reserve is a United States Army Corps of Engineers flood control project with a recreational park and wildlife management area located at Uxbridge, Massachusetts. The West Hill Dam Project was completed in 1960. It is located on the West River, one of the branches of the Blackstone River which flows from Worcester, MA to Providence, RI. The West River originates in Grafton, Massachusetts, at Cider Mill Pond and Silver Lake, near Upton, Massachusetts, and the Upton State Forest. The dam is unusual in that it isn't filled unless there is a flood. West Hill