Dams in Massac County, Illinois
4Total Dams
0High Hazard
1Significant
Dam Safety in Massac County, Illinois
Massac County has 4 dams tracked in the National Inventory of Dams. Another 1 carry a significant hazard classification.
The average dam in Massac County is 68 years old. The most common purpose is recreation. The tallest dam is Hohman Lake Dam at 33 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 |
|---|---|---|---|---|---|
| Joppa Station East Ash Pond | Significant | Not Available | 26 | Other | |
| Hohman Lake Dam | Low | Not Available | 33 | Recreation | 1963 |
| Mann Lake Dam | Low | Not Available | 24 | Recreation | 1960 |
| Mermet Dam | Low | Not Available | 10 | Recreation | 1950 |