Dams in Williamson County, Illinois
30Total Dams
6High Hazard
10Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Devil`s Kitchen Dam | High | Satisfactory | 121 | Fish and Wildlife Pond | 1959 |
| Williamson Energy/pond Creek Mine/refuse Disposal Facility | High | Not Available | 88 | Other | |
| Little Grassy Dam | High | Fair | 88 | Fish and Wildlife Pond | 1942 |
| Springfield Coal/orient 4/east Slurry Imp | High | Not Available | 66 | Other | 1985 |
| Crab Orchard Dam | High | Fair | 65 | Fish and Wildlife Pond | 1939 |
| Lake Of Egypt Dam | High | Not Available | 55 | Other | 1962 |
| Freeman United/ /fresh Water Lake Dam | Significant | Not Available | 30 | Other | 1964 |
| Herrin Reservoir 2 Dam | Significant | Not Available | 27 | Recreation | 1926 |
| Belford Lake Dam | Significant | Not Available | 26 | Fire Protection, Stock, Or Small Fish Pond | 1966 |
| Marion Prison Lake Dam | Significant | Not Available | 26 | Water Supply | 1991 |
| Marion Reservoir Dam | Significant | Not Available | 25 | Water Supply | 1971 |
| Zeigler Coal Lake 5 Dam | Significant | Not Available | 18 | Other | 1963 |
| Arrowhead Lake Dam | Significant | Not Available | 16 | Recreation | 1963 |
| Johnston City Lake Dam | Significant | Not Available | 14 | Water Supply | 1921 |
| Johnston City Sewage Lagoon Dam | Significant | Not Available | 12 | Other | 1963 |
| Herrin Reservoir 1 Dam | Significant | Not Available | 6 | Recreation | 1915 |
| Springfield Coal/orient 4/aux Slurry Pond | Low | Not Available | 47 | Other | 1986 |
| Southern Il Power Fly Ash Disp Pond B-3 Dam | Low | Not Available | 36 | Debris Control | 1986 |
| Southern Il Power South Fly Ash Pond Dam | Low | Not Available | 29 | Debris Control | 1989 |
| Visitor Center Dam | Low | Satisfactory | 26 | Fish and Wildlife Pond | 2009 |
| Dam A-41 | Low | Poor | 24 | Fish and Wildlife Pond | 1965 |
| Pleasant Valley Lake Dam | Low | Not Available | 21 | Recreation | 1958 |
| Martel Lake Dam | Low | Not Available | 20 | Recreation | 1974 |
| Bleyar Lake Dam | Low | Not Available | 20 | Fire Protection, Stock, Or Small Fish Pond | 1974 |
| Madison Lake Dam | Low | Not Available | 19 | Recreation | 1919 |
| Marion Country Club Lake Dam | Low | Not Available | 17 | Recreation | 1914 |
| Knights Of Pythias Lake Dam | Low | Not Available | 14 | Recreation | 1928 |
| Durst Lake Dam | Low | Not Available | 13 | Irrigation | 1942 |
| A16 Pond Dam | Low | Unsatisfactory | 13 | Fish and Wildlife Pond | 1970 |
| Teal Lake Dam | Low | Not Available | 12 | Recreation | 1966 |