Dynegy/Vermilion Station/Fly Ash Disposal Pond Dam
Illinois — Vermilion County — MIDDLE FORK VERMILION RIVER
Location
| State | Illinois |
| County | Vermilion |
| River | MIDDLE FORK VERMILION RIVER |
| Coordinates | 40.17895, -87.73582 |
Physical Characteristics
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 2,000 ft |
| NID Storage | 566 acre-ft |
| Max Storage | 566 acre-ft |
| Surface Area | 20 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | September 8, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1991 |
| Primary Purpose | Debris Control |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | DYNEGY MIDWEST GENERATION, LLC |
| Other Name | Vermilion Power Station Ash Pond |
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.