Dennis Lake Dam
Illinois — Tazewell County — SARGENT SLOUGH-OFFSTREAM
Location
| State | Illinois |
| County | Tazewell |
| River | SARGENT SLOUGH-OFFSTREAM |
| Coordinates | 40.36481, -89.34342 |
Physical Characteristics
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 461 ft |
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | July 2, 2024 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1970 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | S. E. DENNIS |
| Other Name | Dennis 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.