Longs Lake Dam
Illinois — Cass County — TRIB PANTHER CREEK
Location
| State | Illinois |
| County | Cass |
| River | TRIB PANTHER CREEK |
| Coordinates | 40.03671, -90.12231 |
Physical Characteristics
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 175 ft |
| NID Storage | 170 acre-ft |
| Max Storage | 170 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | June 6, 2023 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1960 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | MRS. ORLAND LYNN, C/O EDWARD LONG |
| Other Name | Longs 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.