Williamson Energy/Pond Creek Mine/Refuse Disposal Facility
Illinois, Williamson County, TRIB POND CREEK
Location
| State | Illinois |
| County | Williamson |
| River | TRIB POND CREEK |
| Coordinates | 37.84841, -88.82287 |
Physical Characteristics
| NID Height | 88 ft |
| Dam Height | 88 ft |
| Dam Length | 6,769 ft |
| NID Storage | 3,155 acre-ft |
| Max Storage | 3,155 acre-ft |
| Surface Area | - |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | March 23, 2026 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | - |
| Primary Purpose | Other |
| Dam Type | Rockfill |
| Owner Type | Private |
| Owner | WILLIAMSON ENERGY, LLC |
| Other Name | Phases 3-7 Dam |
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.