Dams in Union, Illinois
8
Total Dams
3
High Hazard
1
Significant
62.7 yrs
Avg Age
| Dam Name | Hazard | Height | Built | Type | State |
|---|---|---|---|---|---|
| Dongola Lake Dam Union | High Hazard | 34 ft | 1970 | Earth | Illinois |
| Alto Pass Reservoir Dam Union | High Hazard | 45 ft | 1964 | Earth | Illinois |
| Choate Lake Dam Union | High Hazard | 25 ft | 1907 | Earth | Illinois |
| Myers Ranch Farms Pond Dam Union | Significant Hazard | 38 ft | 1997 | Earth | Illinois |
| Flamms Lake Dam Union | Low Hazard | 29 ft | — | Earth | Illinois |
| Hinz Pond Dam Union | Low Hazard | 26 ft | 1966 | Earth | Illinois |
| Rockman Pond Dam 1 Union | Low Hazard | 34 ft | 1973 | Earth | Illinois |
| Dennys Pond Dam Union | Low Hazard | 25 ft | 1966 | Earth | Illinois |