Dams in Powell County, Montana
37Total Dams
8High Hazard
4Significant
Dam Safety in Powell County, Montana
Powell County has 37 dams tracked in the National Inventory of Dams. Of these, 8 are classified as high hazard — meaning failure would probably cause loss of human life. Another 4 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Powell County is 70 years old. The most common purpose is irrigation. The tallest dam is Nevada Creek Dam at 105 ft.
Explore more: Oldest dams in Montana · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Nevada Creek Dam | High | Satisfactory | 105 | Irrigation | 1938 |
| Powell | High | Poor | 52 | Irrigation | 1981 |
| Taylor, Upper | High | Satisfactory | 43 | Irrigation | 1951 |
| Mckay Creek | High | Fair | 33 | Irrigation | 1955 |
| Kerns Lake (powell) | High | Fair | 26 | Irrigation | 1965 |
| Mud Lake | High | Fair | 25 | Fire Protection, Stock, Or Small Fish Pond | 1950 |
| Tin Cup Lake (powell) | High | Fair | 19 | Irrigation | 1965 |
| Doney Lake #2 (powell) | High | Fair | 14 | Irrigation | 1942 |
| Davis Creek Dam | Significant | Not Rated | 38 | Irrigation | 1960 |
| Dog Creek Reservoir | Significant | 33 | Irrigation | 1954 | |
| Rock Creek Lake | Significant | 30 | Water Supply | 1960 | |
| Manley #2 | Significant | 25 | Irrigation | 1964 | |
| Mannix | Low | 30 | Irrigation | 1962 | |
| Parker Reservoir | Low | 30 | Irrigation | 1961 | |
| Priced Name | Low | 30 | Irrigation | 1962 | |
| Bowman Lake 3 | Low | Not Available | 26 | Irrigation | 1962 |
| Gravely | Low | 25 | Irrigation | 1973 | |
| Miller Lake (powell) | Low | 25 | Irrigation | 1962 | |
| Rock Creek Lake Dam | Low | 25 | Irrigation | 1900 | |
| Hoover Creek Dam | Low | 25 | Irrigation | 1972 | |
| Lois Lake | Low | 23 | Irrigation | 1966 | |
| Bowman Lake 1 | Low | Not Available | 22 | Irrigation | 1958 |
| Christopher Columbus | Low | 20 | Irrigation | 1962 | |
| Wales Creek Reservoir | Low | 20 | Irrigation | 1953 | |
| Bowman Lake 2 | Low | Not Available | 20 | Irrigation | 1961 |
| Shoup Lake | Low | 18 | Irrigation | 1925 | |
| Wales-meyer Pond 2 | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1991 | |
| Doney Lake Dam | Low | Not Available | 18 | Irrigation | 1946 |
| Manley #3 | Low | 15 | Irrigation | 1974 | |
| Beaver Pond | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Bandy Reservoir | Low | 15 | Irrigation | 1937 | |
| Caruthers Lake | Low | Not Available | 11 | Irrigation | 1973 |
| Conleys Lake (powell) | Low | 11 | Irrigation | 1958 | |
| Manley #1 | Low | 10 | Irrigation | 1964 | |
| Lower Elliot Lake | Low | Not Available | 10 | Irrigation | 1924 |
| Mountain Ben | Low | Not Available | 9 | Irrigation | 1920 |
| Deer Lodge Sewage Lagoon | Low | 8 | Other | 1960 |