| name | image | status | type | Area (m²) | date Commissioned | date Opened | date Start construction | Website | Height (m) | Country | continent | Maximum discharge (m³/day) | lake | Installed capacity (w) | latitude (°) | Length (m) | longitude (°) | Turbines | volume (m³) | administrative división | city | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Eagle Dam |  | 12/1890 | 09/1890 | website | United States | Americas | Long Pool | 47.5166664124 | 238 | -111.2500000000 | Montana | Great Falls, Montana | Map | |||||||||
| Canyon Ferry Dam |  | Operational | Gravity | 1953 - 1954 | 23/06/1954 | 24/05/1949 | website | 69 | United States | Americas | 46.6333351135 | 305 | -111.7166671753 | 3 | Montana | Helena, Montana | Map | |||||
| Cochrane Dam | Operational | Gravity | 1958 | website | 18 | United States | Americas | Cochrane | 47.5499992371 | 230 | -111.1333312988 | 2 | Montana | Great Falls, Montana | Map | |||||||
| Fort Peck Dam |  | Filling | 980,000,000 | 1940 | 1933 | website | 76 | United States | Americas | Fort Peck Lake | 48.0000000000 | -106.4000015259 | 5 | Montana | Nashua, Montana | Map | ||||||
| Fresno Dam |  | Filling | 1939 | 1937 | website | 34 | United States | Americas | 48.5999984741 | 630 | -109.9333343506 | Montana | Havre, Montana | Map |