Eldorado Reservoir Dam
Illinois — Saline County — TRIB WOLF CREEK
Location
| State | Illinois |
| County | Saline |
| River | TRIB WOLF CREEK |
| Coordinates | 37.82269, -88.49466 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,200 ft |
| NID Storage | 1,712 acre-ft |
| Max Storage | 1,712 acre-ft |
| Surface Area | 145 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | November 8, 2025 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1920 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | SALINE VALLEY CONSERVANCY DISTRICT |
| Other Name | Karel Park Lake 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.