Biofuels Biomass Energy Education/Workforce Training Energy Efficiency Geothermal Hydroelectric Power Resources Hydrogen Lignite Oil & Gas Solar Transmission & Pipelines Tribal Resources Wind Home Home : Energy Development : Hydroelectric Power Hydroelectric Power Hydroelectric power accounts for approximately four percent of the electric power generation in North Dakota and is generated by the Garrison Dam and Power Plant. Garrison Dam and Power Plant Garrison Dam water intake Located approximately 75 miles north of Bismarck on the Missouri River, the Garrison Dam and adjoining Lake Sakakawea are an integral part of the landscape of western North Dakota.  The Garrison Dam was constructed in the late 1940's and early 1950's and is the fifth largest earth dam in the world.  Garrison Dam and Power Plant utilizes five turbines rated at a total capacity of 515 megawatts and generates between 1.8 and 2.6 billion kilowatt-hours of electricity each year.   Western Area Power Administration The electricity generated by the Garrison Dam and Power Plant is marketed through the Western Area Power Administration (WAPA).  Click here to view a list of WAPA customers in the Upper Great Plains Region.   Resources site map | privacy policy | disclaimer   Copyright ©2012 Great Plains Energy Corridor