Dams in Logan County, Illinois
4Total Dams
2High Hazard
0Significant
Dam Safety in Logan County, Illinois
Logan County has 4 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Logan County is 46 years old. The most common purpose is other. The tallest dam is International Coal/viper/slurry Impoundment at 109 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 |
|---|---|---|---|---|---|
| International Coal/viper/slurry Impoundment | High | Not Available | 109 | Other | 1984 |
| International Coal/viper/north Slurry Impoundment Dam | High | Not Available | 105 | Other | |
| Hickory Lake Dam | Low | Not Available | 41 | Recreation | 1972 |
| International Coal/viper/freshwater Impoundment | Low | Not Available | 12 | Other | 1982 |