How many dams are on the river colordo?
There are 11 dams which currently impound water and/or produce
hydroelectric power on the Missouri River. These are: Canyon Ferry,
Holter, Black Eagle, Rainbow, Ryan, and Fort Peck Dams in Montana;
Garrison Dam in North Dakota; Oahe, Big Bend, Fort Randall, and
Gavins Point Dams in South Dakota.