Dams in Benson County, North Dakota
15Total Dams
10High Hazard
0Significant
Dam Safety in Benson County, North Dakota
Benson County has 15 dams tracked in the National Inventory of Dams. Of these, 10 are classified as high hazard — meaning failure would probably cause loss of human life. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Benson County is 48 years old. The most common purpose is flood risk reduction. The tallest dam is Spirit Lake Bia 5 at 40 ft.
Explore more: Oldest dams in North Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Spirit Lake Bia 5 | High | Satisfactory | 40 | Flood Risk Reduction | 1987 |
| Spirit Lake Bia 4 North | High | Satisfactory | 38 | Flood Risk Reduction | 1987 |
| Spirit Lake St. Michael 2 | High | Satisfactory | 32 | Flood Risk Reduction | 1987 |
| Spirit Lake Spring Lake | High | Satisfactory | 30 | Flood Risk Reduction | 1987 |
| Spirit Lake Jetty 2 | High | Satisfactory | 28 | Flood Risk Reduction | 1997 |
| Spirit Lake St. Michael 3 | High | Satisfactory | 27 | Flood Risk Reduction | 1987 |
| Spirit Lake Bia 4 South | High | Satisfactory | 26 | Flood Risk Reduction | 1987 |
| Spirit Lake Jetty 1 | High | Satisfactory | 22 | Flood Risk Reduction | 1997 |
| Spirit Lake St. Michael 1 | High | Satisfactory | 22 | Flood Risk Reduction | 1987 |
| Spirit Lake Kurtz | High | Satisfactory | 16 | Flood Risk Reduction | 2013 |
| Iverson Dam (main) | Low | Not Rated | 18 | Recreation | 1934 |
| Wood Lake Marsh Dam | Low | Fair | 14 | Fish and Wildlife Pond | 1938 |
| Bouret Dam | Low | Not Rated | 10 | Fire Protection, Stock, Or Small Fish Pond | 1939 |
| Hofstrand Lake Dam | Low | Poor | 10 | 1978 | |
| Studeness Dam; Leo | Low | Not Rated | 8 | Flood Risk Reduction | 1960 |