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,
Norris Dam State Park the Tennessee Valley Authority in the early 1930s. The Clinch River flows southwestward for from its source in southwestern Virginia to its mouth along the Tennessee River near Kingston. Norris Dam is located just over upstream from the mouth of the Clinch, near the Anderson-Campbell county line. Cove Creek, which flows down from its source in the Cumberland Mountains roughly to the northwest, empties into the Clinch approximately north of Norris Dam. The Powell River, which also rises in southwestern Virginia, empties into the Clinch approximately upstream from Norris Dam. Norris Lake spans a stretch of the Clinch from the