Dams in Carroll County, Illinois
6Total Dams
1High Hazard
1Significant
Dam Safety in Carroll County, Illinois
Carroll County has 6 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 1 carry a significant hazard classification.
The average dam in Carroll County is 45 years old. The most common purpose is debris control. The tallest dam is Leroy Hinkle Dam at 74 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 |
|---|---|---|---|---|---|
| Leroy Hinkle Dam | High | Not Available | 74 | Recreation | 1974 |
| Timber Lake Dam | Significant | Not Available | 25 | Recreation | 1960 |
| Lake Carroll Sedimentation Pond 3 Dam | Low | Not Available | 23 | Debris Control | 1989 |
| Lake Carroll Sedimentation Disposal Dam 5 | Low | Not Available | 21 | Debris Control | 1992 |
| Lake Carroll Sedimentation Pond 2 Dam | Low | Not Available | 14 | Debris Control | 1988 |
| Upper Spring Lake Dam | Low | Not Available | 12 | Fish and Wildlife Pond |