Dams in St. Clair County, Illinois
60Total Dams
16High Hazard
17Significant
Dam Safety in St. Clair County, Illinois
St. Clair County has 60 dams tracked in the National Inventory of Dams. Of these, 16 are classified as high hazard — meaning failure would probably cause loss of human life. Another 17 carry a significant hazard classification.
The average dam in St. Clair County is 64 years old. The most common purpose is recreation. The tallest dam is Stonewolf Golf Course Lake Dam at 72 ft.
Explore more: Oldest dams in Illinois · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Stonewolf Golf Course Lake Dam | High | Not Available | 72 | Recreation | 1998 |
| Baldwin Plant Cooling Lake Dikes | High | Not Available | 55 | Other | 1968 |
| Eckert Lake Dam | High | Not Available | 42 | Recreation | 1960 |
| Davis Lake Dam | High | Not Available | 37 | Recreation | 1940 |
| St. Clair County Retention Pond 1 Dam | High | Not Available | 31 | Recreation | 1999 |
| Heitmans West Pond 2 Dam | High | Not Available | 30 | Recreation | 1990 |
| Fairwood Lake Dam | High | Not Available | 27 | Recreation | 1969 |
| Lawrence Lake Dam | High | Not Available | 24 | Recreation | 1943 |
| Lake Christine Dam | High | Not Available | 20 | Recreation | 1894 |
| Lake Lorraine Dam | High | Not Available | 19 | Recreation | 1900 |
| Russel Funk Dam | High | Not Available | 17 | Recreation | |
| Lake Stolberg Dam | High | Not Available | 16 | Recreation | 1904 |
| Chenot Lake Dam | High | Not Available | 15 | Recreation | 1960 |
| Woodfield Lake Estates Dam | High | Not Available | 15 | Recreation | 2006 |
| Ravenel Lake Dam | High | Not Available | 14 | Recreation | 2003 |
| Gebhardt Lake Dam | High | Not Available | 0 | Recreation | |
| Weslake Dam | Significant | Not Available | 48 | Recreation | 1962 |
| Wildwood Lake Estates Dam | Significant | Not Available | 35 | Irrigation | 1982 |
| Stonehenge Lake Dam | Significant | Not Available | 33 | Recreation | 2008 |
| Marissa Recreation Association South Lake Dam | Significant | Not Available | 32 | Recreation | 1954 |
| Heitmans East Pond Dam | Significant | Not Available | 30 | Recreation | 1974 |
| Marissa Recreation Association North Lake Dam | Significant | Not Available | 27 | Recreation | 1954 |
| Far Oaks Lake Dam | Significant | Not Available | 26 | Recreation | 1901 |
| Inez Lake Dam | Significant | Not Available | 23 | Recreation | |
| Marissa Reservoir Dam | Significant | Not Available | 22 | Recreation | 1938 |
| Spring Lake Road Dam | Significant | Not Available | 21 | Recreation | 1968 |
| Arenas Dam | Significant | Not Available | 20 | Recreation | 1950 |
| Timber Lake Dam | Significant | Not Available | 20 | Flood Risk Reduction | |
| Crystal Lake Dam | Significant | Not Available | 18 | Recreation | 1940 |
| Twin Lake Dam | Significant | Not Available | 15 | Flood Risk Reduction | |
| Venice Station New Ash Pond | Significant | Not Available | 15 | Other | |
| Ravenwood Lake Dam | Significant | Not Available | 15 | Recreation | 1990 |
| Marissa Wwtp Basin Dam | Significant | Not Available | 0 | Other | |
| Silver Bay Llc Lake Dam | Low | Not Available | 67 | Other | 1991 |
| Peabody/randolph Plant/slurry Pond Dam | Low | Not Available | 45 | Other | 1999 |
| Willow Wood Lake Dam | Low | Not Available | 36 | Recreation | 2003 |
| Clovertowne Lake Dam | Low | Not Available | 32 | Recreation | 1984 |
| Beil Lake 1 East Dam | Low | Not Available | 31 | Recreation | 1942 |
| Beil Lake 1 South Dam | Low | Not Available | 31 | Recreation | 1942 |
| Mueth Lake Dam | Low | Not Available | 30 | Recreation | 1997 |
| Heartland Oaks 1 Dam | Low | Not Available | 29 | Recreation | |
| Beil Lake 2 Dam | Low | Not Available | 29 | Recreation | 1954 |
| Arrowwood Lake Dam | Low | Not Available | 28 | Recreation | 2001 |
| Turkey Hill Lake Dam | Low | Not Available | 28 | Recreation | 1954 |
| Memorial East Campus Lake Dam | Low | Not Available | 28 | Flood Risk Reduction | 1958 |
| Horner Park Dam | Low | Not Available | 27 | Recreation | |
| Teagle Lake Dam | Low | Not Available | 26 | Recreation | 1968 |
| Smithton Sportsmans Club Lake Dam | Low | Not Available | 26 | Recreation | 1957 |
| Kaskaskia Island Wildlife Area Lake Dam | Low | Not Available | 24 | Recreation | 1990 |
| Freedom Farm Lake Dam | Low | Not Available | 22 | Recreation | 1954 |
| Roachtown Lake Dam | Low | Not Available | 21 | Recreation | 1963 |
| Heartland Oaks 2 Dam | Low | Not Available | 15 | Recreation | |
| Millstadt Sportsman Club Lake Dam | Low | Not Available | 15 | Recreation | 1951 |
| New West Fork Club Lake Dam | Low | Not Available | 15 | Recreation | 1955 |
| Peabody/river King/lake Dam | Low | Not Available | 13 | Other | 1957 |
| Scott Air Force Base Pond Dam | Low | Not Available | 13 | Recreation | 1961 |
| Mcgraw Lake Dam | Low | Not Available | 12 | Recreation | 1927 |
| Schwebel Brothers Dam | Low | Not Available | 11 | Recreation | 1919 |
| Justamir Association Lake Dam | Low | Not Available | 11 | Recreation | 1931 |
| Biebell Lake Dam | Low | Not Available | 9 | Recreation | 1968 |