22Total Dams
0High Hazard
0Significant
Dam Safety in Sully County, South Dakota
Sully County has 22 dams tracked in the National Inventory of Dams.
The average dam in Sully County is 64 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Garrett Dam at 64 ft.
Explore more: Oldest dams in South Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Garrett Dam | Low | Not assessed | 64 | Fire Protection, Stock, Or Small Fish Pond | 1980 |
| Lowell West Dam | Low | Not assessed | 60 | Fire Protection, Stock, Or Small Fish Pond | 1976 |
| Bakers Gulch Dam | Low | Not assessed | 39 | Grade Stabilization | 1981 |
| Alexander Dam | Low | Not assessed | 38 | Fish and Wildlife Pond | 1976 |
| Sutton Bay Dam | Low | Not assessed | 37 | Fish and Wildlife Pond | 2002 |
| K. Sutton | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1953 |
| K. Sutton | Low | Not assessed | 34 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| U S a | Low | Not assessed | 26 | Water Supply | 1938 |
| V. Garrett | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1947 |
| Mundt Dam | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1937 |
| K. Darland | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1938 |
| Medicine Knoll Gpa Dam | Low | Not assessed | 23 | Fish and Wildlife Pond | 2012 |
| Sully Dam | Low | Not assessed | 22 | Water Supply | 1938 |
| R.g. Goddard | Low | Not assessed | 21 | Fire Protection, Stock, Or Small Fish Pond | 1946 |
| Post Lake Dam | Low | Not assessed | 21 | Fire Protection, Stock, Or Small Fish Pond | 1936 |
| Rogers Dam | Low | Fair | 21 | Fish and Wildlife Pond | 2012 |
| Taylor Brothers | Low | Not assessed | 18 | Fire Protection, Stock, Or Small Fish Pond | 1947 |
| G. Lytle | Low | Not assessed | 16 | Fire Protection, Stock, Or Small Fish Pond | 1948 |
| W. Assmessen | Low | Not assessed | 16 | Fire Protection, Stock, Or Small Fish Pond | 1947 |
| W. Day | Low | Not assessed | 16 | Fire Protection, Stock, Or Small Fish Pond | 1945 |
| A. Mosiman | Low | Not assessed | 15 | Fire Protection, Stock, Or Small Fish Pond | 1947 |
| Onida Feeders Dam | Low | Not assessed | 13 | Irrigation | 1976 |