32Total Dams
5High Hazard
3Significant
Dam Safety in Grand Forks County, North Dakota
Grand Forks County has 32 dams tracked in the National Inventory of Dams. Of these, 5 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification. Currently, 2 dams have a condition assessment of poor or unsatisfactory.
The average dam in Grand Forks County is 60 years old. The most common purpose is flood risk reduction. The tallest dam is Kolding Dam at 71 ft.
Explore more: Oldest dams in North Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Upper Turtle River Flood Ret. 9 | High | Fair | 71 | Flood Risk Reduction | 1979 |
| Upper Turtle River Flood Ret. 5 | High | Fair | 70 | Flood Risk Reduction | 1975 |
| Fordville Dam | High | Poor | 54 | Flood Risk Reduction | 1978 |
| Upper Turtle River Flood Ret. 4 | High | Fair | 52 | Flood Risk Reduction | 1980 |
| English Coulee Dam | High | Satisfactory | 27 | Flood Risk Reduction | 1990 |
| Kolding Dam | Significant | Not assessed | 71 | Flood Risk Reduction | 1972 |
| Upper Turtle River Flood Ret. 1 | Significant | Not assessed | 38 | Flood Risk Reduction | 1977 |
| Upper Turtle River Flood Ret. 8 | Significant | Not assessed | 35 | Flood Risk Reduction | 1973 |
| Upper Turtle R.fld.ret. 2 | Low | Not assessed | 62 | Flood Risk Reduction | 1974 |
| Upper Turtle R.fld.ret. 7 | Low | Not assessed | 30 | Flood Risk Reduction | 1973 |
| Grand Forks Co Com. 1 | Low | Not assessed | 25 | Other | 1936 |
| Niagra Township Dam 2 | Low | Not assessed | 23 | Recreation | 1935 |
| Grand Forks Riverside Park Dam | Low | Not assessed | 19 | Water Supply | 1925 |
| Kellys Slough;pool 5 | Low | Not assessed | 17 | Fish and Wildlife Pond | 1990 |
| Halverson Dam; Vernon | Low | Not assessed | 17 | Recreation | 1975 |
| Niagara Railroad Dam 1 | Low | Not assessed | 16 | Water Supply | 1905 |
| Low | Not assessed | 15 | Irrigation | ||
| Low | Not assessed | 15 | Irrigation | ||
| Low | Not assessed | 15 | Irrigation | ||
| Kelly's Slough Pool 2 Dam | Low | Fair | 15 | 1993 | |
| Little Goose Dam | Low | Fair | 15 | Fish and Wildlife Pond | 1934 |
| Hofer Wpa Dam | Low | Poor | 14 | Fish and Wildlife Pond | 1987 |
| Anderson Dam; Iver | Low | Not assessed | 13 | Recreation | 1968 |
| Earl Dam; Douglas | Low | Not assessed | 12 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Kellys Slough Upper Pool 1 Dam | Low | Fair | 11 | Fish and Wildlife Pond | 1995 |
| Low | Not assessed | 10 | Irrigation | ||
| Kelly's Slough Lower Pool 1 Dam | Low | Fair | 10 | 1937 | |
| Low | Not assessed | 8 | Other | ||
| Undetermined | Not assessed | 34 | Other | ||
| Undetermined | Not assessed | 34 | Other | ||
| 151-050-35 | Undetermined | Not assessed | 21 | Irrigation | 1963 |
| Undetermined | Not assessed | 11 | Other |