26Total Dams
2High Hazard
3Significant
Dam Safety in Oliver County, North Dakota
Oliver County has 26 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification.
The average dam in Oliver County is 50 years old. The most common purpose is other. The tallest dam is Daub Dam at 79 ft.
Explore more: Oldest dams in North Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Square Butte Creek Dam 5 | High | Fair | 71 | Flood Risk Reduction | 1979 |
| Nelson Lake Dam | High | Satisfactory | 66 | Other | 1967 |
| Daub Dam | Significant | Not assessed | 79 | Recreation | 1971 |
| Square Butte Creek Dam 4 | Significant | Not assessed | 49 | Flood Risk Reduction | 1974 |
| Square Butte Creek Dam 2 | Significant | Not assessed | 38 | Flood Risk Reduction | 1973 |
| Low | Not assessed | 77 | Other | ||
| Van Osting Dam; William | Low | Not assessed | 43 | Fire Protection, Stock, Or Small Fish Pond | 1949 |
| Sediment Pond 5-6 | Low | Not assessed | 35 | Other | 2013 |
| Center Mine Sed Pond 4 | Low | Not assessed | 32 | Other | 1989 |
| Wachter Ranch Dam 11 | Low | Not assessed | 31 | Fire Protection, Stock, Or Small Fish Pond | 1984 |
| Burns-wretling Dam | Low | Not assessed | 28 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Nelson Lake Auxilary | Low | Not assessed | 27 | Other | 1980 |
| Mosbrucker Dam; Anton | Low | Not assessed | 26 | Recreation | 1967 |
| Bni Coal Pd 02-01 | Low | Not assessed | 26 | Other | 1988 |
| Bni Coal Pond P-21-5 | Low | Not assessed | 25 | Other | 2020 |
| Olander Dam; Brian | Low | Not assessed | 24 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Sediment Pond 12-1 | Low | Not assessed | 24 | Other | |
| Sediment Pond 16-1 | Low | Not assessed | 23 | Other | |
| Glenharold Mine 143-84-09-3h | Low | Not assessed | 20 | Fire Protection, Stock, Or Small Fish Pond | 1980 |
| Keller Dam; Joe 1 | Low | Not assessed | 19 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Zahn Dam; Joseph | Low | Not assessed | 17 | Flood Risk Reduction | 1964 |
| Mosbrucker Lake Dam | Low | Not assessed | 17 | Fish and Wildlife Pond | 1959 |
| Nd No Name 079 | Low | Not assessed | 16 | Fire Protection, Stock, Or Small Fish Pond | 1955 |
| Doll Dam; Gary | Low | Not assessed | 16 | Fire Protection, Stock, Or Small Fish Pond | 1937 |
| Gunderson Dam; Tom | Low | Not assessed | 12 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Wetzstein Bros Ranch Dam | Low | Not assessed | 8 | Fish and Wildlife Pond | 1994 |