Dams in Gregory County, South Dakota
20Total Dams
1High Hazard
2Significant
Dam Safety in Gregory County, South Dakota
Gregory County has 20 dams tracked in the National Inventory of Dams. Of these, 1 are classified as high hazard — meaning failure would probably cause loss of human life. Another 2 carry a significant hazard classification.
The average dam in Gregory County is 61 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Randall Rc&d Ca-176-gr at 69 ft.
Explore more: Oldest dams in South Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Ponca Right Dike | High | Satisfactory | 15 | Flood Risk Reduction | 1994 |
| Robertson No. 1 | Significant | 30 | Fire Protection, Stock, Or Small Fish Pond | 1975 | |
| Kaupp Hereford Ranch 1 | Significant | 28 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| Randall Rc&d Ca-176-gr | Low | 69 | Grade Stabilization | 1976 | |
| Logan Thoene No.1 | Low | 63 | Irrigation | 1975 | |
| Waterbury Dam | Low | 60 | Fire Protection, Stock, Or Small Fish Pond | 1976 | |
| Eide No.3 | Low | 43 | Fire Protection, Stock, Or Small Fish Pond | 1975 | |
| Oscar Micheaux Dam | Low | 40 | Irrigation | 1974 | |
| Eide No. 1 | Low | 37 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| Leonard Ziesier No.1 | Low | 30 | Fire Protection, Stock, Or Small Fish Pond | 1970 | |
| Fairfax Lake | Low | 28 | Recreation | 1934 | |
| Baker Dam | Low | 27 | Fire Protection, Stock, Or Small Fish Pond | 1979 | |
| Burke | Low | 25 | Recreation | 1936 | |
| H.j. Kerner No.1 | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1968 | |
| Star Lake Dam | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1934 | |
| Steffen Dam | Low | 24 | Fish and Wildlife Pond | 2007 | |
| Lake Berry Dam | Low | 21 | Recreation | 1940 | |
| Herrick Lake | Low | 20 | Recreation | 1937 | |
| Kaupp Hereford Ranch 2 | Low | 17 | Fire Protection, Stock, Or Small Fish Pond | 1959 | |
| Bonesteel Lake | Low | 15 | Recreation | 1935 |