Hollis Park Dam
Illinois — Peoria County — TRIB LAMARSH CREEK
Location
| State | Illinois |
| County | Peoria |
| River | TRIB LAMARSH CREEK |
| Coordinates | 40.57731, -89.74791 |
Physical Characteristics
| NID Height | 51 ft |
| Dam Height | 51 ft |
| Dam Length | 700 ft |
| NID Storage | 820 acre-ft |
| Max Storage | 820 acre-ft |
| Surface Area | 29 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | November 4, 2025 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1982 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | HOLLIS PARK DISTRICT |
| Other Name | Reed City Park 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.