Williamson Energy/pond Creek Mine/refuse Disposal Facility
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Illinois |
| County | Williamson |
| River/Stream | TRIB POND CREEK |
| Coordinates | 37.84841, -88.82287 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 88 ft |
| Dam Height | 88 ft |
| Dam Length | 6,769 ft |
Storage & Hydraulics
| NID Storage | 3,155 acre-ft |
| Max Storage | 3,155 acre-ft |
| Normal Storage | 3,000 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | WILLIAMSON ENERGY, LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 03/18/2025 |
| Emergency Action Plan | Yes |