27Total Dams
8High Hazard
4Significant
Dam Safety in Ripley County, Missouri
Ripley County has 27 dams tracked in the National Inventory of Dams. Of these, 8 are classified as high hazard — meaning failure would probably cause loss of human life. Another 4 carry a significant hazard classification. Currently, 2 dams have a condition assessment of poor or unsatisfactory.
The average dam in Ripley County is 44 years old. The most common purpose is flood risk reduction. The tallest dam is Upper Little Black D-2 at 73 ft.
Explore more: Oldest dams in Missouri · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Upper Little Black D-2 | High | Unsatisfactory | 73 | Flood Risk Reduction | 1989 |
| Fourche Creek Wtrshd No. 7 | High | Satisfactory | 68 | Flood Risk Reduction | 1975 |
| Fourche Creek Dam | High | Satisfactory | 60 | Recreation | 1975 |
| Upper Little Black A-2 | High | Satisfactory | 60 | Flood Risk Reduction | 1992 |
| Lower Little Black G-2 Dam | High | Satisfactory | 55 | 1999 | |
| Upper Little Black A-7 Dam | High | Satisfactory | 54 | Flood Risk Reduction | 1984 |
| Upper Little Black D-8 Dam | High | Satisfactory | 38 | Flood Risk Reduction | 1986 |
| Kirby Dam | High | Not assessed | 30 | Flood Risk Reduction | 1974 |
| Fourche Creek Dam 1 | Significant | Not assessed | 68 | Flood Risk Reduction | 1975 |
| Upper Little Black D-4 Dam | Significant | Satisfactory | 40 | Flood Risk Reduction | 1986 |
| Fourche Creek #3 Dam | Significant | Satisfactory | 37 | Flood Risk Reduction | 1992 |
| Ripley County Lake Dam | Significant | Not assessed | 27 | Recreation | 1958 |
| Fourche Creek #9 | Low | Unsatisfactory | 49 | Flood Risk Reduction | 1978 |
| Fourche Creek #8 Dam | Low | Satisfactory | 49 | Flood Risk Reduction | 1990 |
| Fourche Creek #11 | Low | Satisfactory | 45 | Flood Risk Reduction | 1985 |
| Fourche Creek #5 | Low | Satisfactory | 44 | Flood Risk Reduction | 1987 |
| Upper Little Black Watershed Dam D- 7 | Low | Not assessed | 44 | Flood Risk Reduction | 1990 |
| Upper Little Black D-5 Dam | Low | Satisfactory | 39 | Flood Risk Reduction | 1986 |
| Fourche Creek Watershed Dam 12 | Low | Not assessed | 36 | Flood Risk Reduction | 1978 |
| Upper Little Black Watershed Dam D- 1 | Low | Not assessed | 35 | Flood Risk Reduction | 1986 |
| Upper Little Black Watershed Dam D-12 | Low | Not assessed | 34 | Flood Risk Reduction | 1998 |
| Fourche Creek Watershed Dam 13 | Low | Not assessed | 31 | Flood Risk Reduction | 1978 |
| Upper Little Black Watershed Dam D- 3 | Low | Not assessed | 31 | Flood Risk Reduction | 1981 |
| Emerald Lake Dam | Low | Not assessed | 25 | Recreation | 1978 |
| Marlboro Dam | Low | Not assessed | 22 | Fish and Wildlife Pond | 1966 |
| Mallard Lake | Low | Not assessed | 15 | Recreation | 1969 |
| Smith Lake | Low | Not assessed | 15 | Recreation | 1963 |