Freeman United/ /2 Portal Lake
Illinois — Jefferson County — TRIB LITTLE MUDDY RIVER
Location
| State | Illinois |
| County | Jefferson |
| River | TRIB LITTLE MUDDY RIVER |
| Coordinates | 38.20839, -89.09691 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 1,120 ft |
| NID Storage | 130 acre-ft |
| Max Storage | 130 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | May 27, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1974 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | FREEMAN UNITED COAL MINING COMPANY |
| Other Name | 2 Portal Lake |
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.