Holter Dam celebrates 100 years of hydropower – KXLH Helena News

KXLH Helena NewsHolter Dam celebrates 100 years of hydropowerKXLH Helena NewsMade of concrete and steel, the 1,300 feet long and 100 feet tall hydroelectric dam holds back the Missouri river to form Holter Reservoir. NorthWestern Energy owns and operates the facility as a part of their Montana Integrated Hydro system. The and more »

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