Fort Peck Dam others. Many of the homes were later moved to farms and towns around Montana. Fort Peck Dam is one of six Missouri River Main stem dams operated by the U.S. Army Corps of Engineers, Omaha District. The dams downstream of Fort Peck Dam are: Garrison Dam (near Riverdale, North Dakota), Oahe Dam (near Pierre, South Dakota), Big Bend Dam (near Fort Thompson, South Dakota), Fort Randall Dam (near Pickstown, South Dakota), and Gavins Point Dam (near Yankton, South Dakota). These six mainstem dams impound these Missouri River reservoirs with a total combined water storage capacity of approximately and approximately of
Norris Dam State Park the Norris Project in the 1930s, is located a few miles south of the dam. Norris Dam State Park is located entirely within the Appalachian Ridge-and-Valley Range, which is characterized by narrow elongated ridges flanked by broad, fertile river valleys. The low rolling hills that dominate the park's terrain are underlain by sedimentary rocks— namely limestone, dolomite, shale, and sandstone— which were formed roughly 400-500 million years ago during the Paleozoic Era. Most of Norris Dam State Park is coated by an Appalachian oak-pine forest, much of which is second-growth, although significant old growth stands remain in nearby Chuck Swan