Dams in St. Croix County, Wisconsin
16Total Dams
9High Hazard
1Significant
Dam Safety in St. Croix County, Wisconsin
St. Croix County has 16 dams tracked in the National Inventory of Dams. Of these, 9 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification.
The average dam in St. Croix County is 81 years old. The most common purpose is flood risk reduction. The tallest dam is Glen Hills 10 at 64 ft.
Explore more: Oldest dams in Wisconsin · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Glen Hills 10 | High | Satisfactory | 64 | Flood Risk Reduction | 1970 |
| Apple River | High | Satisfactory | 47 | Hydroelectric | 1954 |
| Glen Hills 7 | High | Satisfactory | 34 | Flood Risk Reduction | 1973 |
| Glen Hills 4 | High | Satisfactory | 32 | Flood Risk Reduction | 1966 |
| Little Falls | High | Fair | 30 | Recreation | 1895 |
| Glen Hills 5 | High | Satisfactory | 30 | Flood Risk Reduction | 1966 |
| Glen Hills 6 | High | Satisfactory | 30 | Flood Risk Reduction | 1975 |
| Riverdale | High | Fair | 27 | Hydroelectric | 1905 |
| New Richmond Mills | High | Satisfactory | 19 | Recreation | 1812 |
| Glen Hills 8 | Significant | Satisfactory | 30 | Flood Risk Reduction | 1974 |
| Glen Hills 3 | Low | Fair | 30 | Flood Risk Reduction | 1970 |
| Glen Hills 1 | Low | Fair | 30 | Flood Risk Reduction | 1966 |
| Borgstrom-erin Prairie Twn | Low | Not Rated | 29 | Flood Risk Reduction | 1973 |
| Glen Hills 11 | Low | Fair | 28 | Flood Risk Reduction | 1970 |
| Glen Hills 2 | Low | Not Rated | 27 | Flood Risk Reduction | 1970 |
| Lower Power | Low | Satisfactory | 22 | Recreation | 1866 |