Copan Dam
Oklahoma — Washington County — LITTLE CANEY
Location
| State | Oklahoma |
| County | Washington |
| River | LITTLE CANEY |
| Coordinates | 36.88406, -95.96863 |
Physical Characteristics
| NID Height | 73 ft |
| Dam Height | 73 ft |
| Dam Length | 7,730 ft |
| NID Storage | 338,000 acre-ft |
| Max Storage | 338,000 acre-ft |
| Surface Area | 4,850 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | May 17, 2021 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1983 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | USACE - Tulsa District |
| Other Name | Copan 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.