22Total Dams
8High Hazard
5Significant
Dam Safety in Sebastian County, Arkansas
Sebastian County has 22 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 5 carry a significant hazard classification.
The average dam in Sebastian County is 67 years old. The most common purpose is recreation. The tallest dam is James Fork Dam & Reservoir at 94 ft.
Explore more: Oldest dams in Arkansas · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| James Fork Dam & Reservoir | High | Fair | 94 | Water Supply | 1991 |
| Sugar Loaf Lake Dam | High | Fair | 60 | Recreation | 1954 |
| Shadow Lake Dam | High | Satisfactory | 58 | Recreation | 1975 |
| Vache Grasse Creek | High | Satisfactory | 53 | Water Supply | 1964 |
| Carol Ann Cross Dam | High | Fair | 39 | Recreation | 1939 |
| Sebastian Lake Dam | High | Fair | 38 | Recreation | 1963 |
| Echols Lake Dam | High | Fair | 26 | Recreation | 1946 |
| Mansfield Dam | High | Not assessed | 19 | Water Supply | 1935 |
| James W. Trimble Lock and Dam | Significant | Not assessed | 51 | Navigation | 1969 |
| Jack Nolen Lake Dam | Significant | Fair | 34 | Fish and Wildlife Pond | 1991 |
| Immanuel Dam | Significant | Fair | 26 | Fish and Wildlife Pond | 1965 |
| Johnny Cake Lake No 1 Dam | Significant | Not assessed | 15 | Recreation | 1956 |
| Mcmahan Lake Dam | Significant | Not assessed | 11 | Recreation | 1948 |
| Lake Spur Dam | Low | Satisfactory | 30 | Water Supply | 1958 |
| Park Lake Dam | Low | Not assessed | 25 | Recreation | 1966 |
| Engineer Lake | Low | Not assessed | 25 | Recreation | 1945 |
| Willies Lake Dam | Low | Not assessed | 17 | Recreation | 1942 |
| Crouch Pond Dam No 2 | Low | Not assessed | 17 | Recreation | 1952 |
| Crain Lake Dam | Low | Not assessed | 16 | Recreation | 1950 |
| No Name Lake Dam | Low | Not assessed | 15 | Fire Protection, Stock, Or Small Fish Pond | 1950 |
| Johnny Cake Lake No 2 Dam | Low | Not assessed | 14 | Recreation | 1966 |
| Kimmons Lake Dam | Low | Not assessed | 12 | Fire Protection, Stock, Or Small Fish Pond | 1968 |