Collier Bertha
Oklahoma — Harper County — TR SLEEPING BEAR CR
Location
| State | Oklahoma |
| County | Harper |
| River | TR SLEEPING BEAR CR |
| Coordinates | 36.61680, -99.33804 |
Physical Characteristics
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 164 ft |
| NID Storage | 30 acre-ft |
| Max Storage | 30 acre-ft |
| Surface Area | 1 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | August 17, 2011 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1988 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | TWILA MAE EDDINS-WORTHY |
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.