Dams in Wheatland County, Montana
35Total Dams
8High Hazard
5Significant
Dam Safety in Wheatland County, Montana
Wheatland County has 35 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 5 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Wheatland County is 68 years old. The most common purpose is irrigation. The tallest dam is Martinsdale, North Dam at 91 ft.
Explore more: Oldest dams in Montana · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Martinsdale, North Dam | High | Satisfactory | 91 | Irrigation | 1939 |
| Deadmans Basin Dam | High | Satisfactory | 60 | Irrigation | 1941 |
| Martinsdale, East Dam | High | Poor | 49 | Irrigation | 1939 |
| Jawbone Dam #2 | High | Satisfactory | 36 | Flood Risk Reduction | 1966 |
| Jawbone Dam #1 | High | Satisfactory | 35 | Flood Risk Reduction | 1966 |
| Lebo #3,east Dam | High | Satisfactory | 27 | Irrigation | 1973 |
| Deadmans Basin Dike | High | Satisfactory | 23 | Irrigation | 1941 |
| Jawbone Dike #1 | High | Satisfactory | 13 | Flood Risk Reduction | 1966 |
| Mcfarland-white | Significant | 35 | Irrigation | 1968 | |
| Deadmans Basin Water Supply Canal Storage Reservoir #5 | Significant | 30 | Water Supply | ||
| Big Elk | Significant | 21 | Irrigation | 1927 | |
| Lebo #2 Ne Dam | Significant | Fair | 15 | Irrigation | 1969 |
| White Elk (wheatland) | Significant | 14 | Irrigation | 1927 | |
| Deadmans Basin Water Supply Canal Storage Reservoir #2 | Low | 33 | Water Supply | ||
| Twodot | Low | 31 | Irrigation | 1953 | |
| Haymaker Dam | Low | 30 | Fire Protection, Stock, Or Small Fish Pond | 1978 | |
| Cinnamon #4 | Low | 30 | Irrigation | 1973 | |
| Volf, C. | Low | 29 | Irrigation | 1971 | |
| Deadmans Basin Water Supply Canal Storage Reservoir #6 | Low | 28 | Water Supply | ||
| Wheat Crop | Low | 27 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| Ozone Layer | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1960 | |
| Lammers #1 | Low | 25 | Irrigation | 1984 | |
| Nelson Irrigation (wheatland) | Low | 25 | Irrigation | 1956 | |
| Berg | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1948 | |
| Airpump | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1965 | |
| Cinnamon #10 | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1947 | |
| Cinnamon #3 | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1976 | |
| Fox, Bill Irrigation | Low | 20 | Irrigation | 1941 | |
| Cinnamon #2 | Low | 19 | Irrigation | 1974 | |
| Cinnamon #1 | Low | 15 | Irrigation | 1972 | |
| Cinnamon #6 | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1967 | |
| Griffith | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1959 | |
| Harlowton Sewage Lagoon | Low | 10 | Other | 1958 | |
| Grazing Antelope | Low | 10 | Fire Protection, Stock, Or Small Fish Pond | 1978 | |
| White Elk Dam #2 | Low | 8 | Irrigation | 1927 |