Triangle Lake Dam
Illinois — Adams County — FRAZIER CREEK
Location
| State | Illinois |
| County | Adams |
| River | FRAZIER CREEK |
| Coordinates | 39.97201, -91.43107 |
Physical Characteristics
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 8,500 ft |
| NID Storage | 2,757 acre-ft |
| Max Storage | 2,757 acre-ft |
| Surface Area | 250 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | August 17, 2021 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 2000 |
| Primary Purpose | Fish and Wildlife Pond |
| Dam Type | Earth |
| Owner Type | State |
| Owner | ILLINOIS DEPARTMENT OF NATURAL RESOURCES |
| Other Name | Quincy Bay |
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.