Otter Lake Low Flow Dam
Illinois — Macoupin County — OTTER CREEK
Location
| State | Illinois |
| County | Macoupin |
| River | OTTER CREEK |
| Coordinates | 39.46276, -89.90087 |
Physical Characteristics
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 317 ft |
| NID Storage | 217 acre-ft |
| Max Storage | 217 acre-ft |
| Surface Area | 42 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | April 26, 2023 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 2008 |
| Primary Purpose | Debris Control |
| Dam Type | Rockfill |
| Owner Type | Public Utility |
| Owner | OTTER LAKE WATER COMMISSION |
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.