Grand Tower Station Ash Pond
Illinois — Jackson County — MISSISSIPPI RIVER - OFFSTREAM
Location
| State | Illinois |
| County | Jackson |
| River | MISSISSIPPI RIVER - OFFSTREAM |
| Coordinates | 37.65707, -89.50429 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 2,500 ft |
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | November 17, 2025 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | — |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | GRAND TOWER ENERGY CENTER, LLC |
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.