Dams in Henry County, Illinois
11Total Dams
1High Hazard
5Significant
Dam Safety in Henry County, Illinois
Henry County has 11 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 5 carry a significant hazard classification.
The average dam in Henry County is 67 years old. The most common purpose is recreation. The tallest dam is Rustic Acres Lake Dam at 40 ft.
Explore more: Oldest dams in Illinois · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Riverstone Group Dam | High | Not Available | 0 | Other | |
| Rustic Acres Lake Dam | Significant | Not Available | 40 | Recreation | 1973 |
| Swint Lake Dam | Significant | Not Available | 34 | Recreation | 1968 |
| Edwards Lake Dam | Significant | Not Available | 34 | Recreation | 1974 |
| Crescent Lake Dam | Significant | Not Available | 31 | Recreation | 1900 |
| Oakwood Country Club Lake Dam | Significant | Not Available | 25 | Recreation | 1964 |
| Johnson Sauk Trail Lake Dam | Low | Not Available | 38 | Recreation | 1956 |
| Nystrom Lake Dam | Low | Not Available | 28 | Recreation | 1950 |
| Lynnwood Lake Dam | Low | Not Available | 24 | Recreation | 1960 |
| Valley View Club Lake Dam | Low | Not Available | 24 | Recreation | 1965 |
| Thompson Pond Dam | Low | Not Available | 21 | Recreation | 1972 |