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Garrison Dam is an earth-fill embankment dam on the Missouri River in central North Dakota, U.S. Constructed by the U.S. Army Corps of Engineers from 1947 to 1953, at over two miles (3.2 km) in length, the dam is the fifth-largest earthen dam in the world. [4]
Lake Sakakawea, Garrison Dam, and other dams and reservoirs of the Pick–Sloan Project, and affected Indian reservations. The reservoir was created by construction of Garrison Dam, part of a flood control and hydroelectric power generation project named the Pick–Sloan Project along the Missouri river. Garrison dam was completed in 1956.
Map showing the Missouri River basin Garrison Dam, which forms Lake Sakakawea, the largest reservoir on the Missouri River. This is a list of dams in the watershed of the Missouri River, a tributary of the Mississippi River, in the United States.
Following is a list of dams and reservoirs in North Dakota. All major dams are linked below. The National Inventory of Dams defines any "major dam" as being 50 feet (15 m) tall with a storage capacity of at least 5,000 acre-feet (6,200,000 m 3 ), or of any height with a storage capacity of 25,000 acre-feet (31,000,000 m 3 ).
The High Butte Effigy and Village Site is an ancient Native American ceremonial site near the Garrison Dam and Riverdale, North Dakota. [1] [3] The site was listed on the National Register of Historic Places in 1978. [1] It is located atop a butte and includes a "turf cut turtle effigy."
In the mid-1950s both of the former fort sites were submerged under Lake Sakakawea, created by extensive flooding of the bottomlands after the Garrison Dam was constructed on the Missouri River. The forts were named after Italian-born Bartholomew Berthold (1780–1831), [1] a prominent merchant and fur trader of St. Louis.
Riverdale is a town in McLean County, North Dakota, United States. The population was 223 at the 2020 census. [3] Riverdale was the largest of the construction camps that sprang up in 1946 to house workers building the Garrison Dam just to the west. After the dam was completed in 1953, residents of the other camps (including Dakota City and Big ...
Gavins Point Dam and Lewis and Clark Lake in South Dakota and Nebraska Based on Pick–Sloan legislation, the Reclamation Project Authorization Act of October 20, 1972 authorized the Bureau of Reclamation to build additional dams at the North Loup River and Middle Loup River in Nebraska : Six dams were constructed between 1976 and 1994: [ 6 ]