Dams in Delta County, Michigan
8Total Dams
2High Hazard
0Significant
Dam Safety in Delta County, Michigan
Delta County has 8 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.
The average dam in Delta County is 80 years old. The most common purpose is recreation. The tallest dam is Escanaba No 4 Boney Falls at 49 ft.
Explore more: Oldest dams in Michigan · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Escanaba No 4 Boney Falls | High | Fair | 49 | Hydroelectric | 1920 |
| Escanaba No 3 | High | Satisfactory | 29 | Hydroelectric | 1919 |
| Escanaba No 1 Dam | Low | Not Rated | 31 | Hydroelectric | 1907 |
| Grasshopper Gulch Walleye Pond Dam | Low | Satisfactory | 20 | Other | 1981 |
| Escanaba No 2 Dam | Low | Satisfactory | 20 | Recreation | 1910 |
| Friday Flooding | Low | Not Rated | 9 | Recreation | 1976 |
| Hamilton Marsh Dam | Low | Not Rated | 9 | Fish and Wildlife Pond | 1966 |
| Nahma Marsh Dam | Low | Satisfactory | 7 | Recreation | 1988 |