Lewis Industrial Park Detention Dam
Illinois — Jefferson County — TRIB WEST DITCH
Location
| State | Illinois |
| County | Jefferson |
| River | TRIB WEST DITCH |
| Coordinates | 38.32155, -88.96497 |
Physical Characteristics
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 1,900 ft |
| NID Storage | 218 acre-ft |
| Max Storage | 218 acre-ft |
| Surface Area | 10 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | May 27, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1999 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | CITY OF MOUNT VERNON |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.