Blackwood Creek 51-a
Blackwood Creek 51-a is an earth dam located in Hayes County, Nebraska, built in 1985. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Blackwood Creek 51-a
The primary purpose of Blackwood Creek 51-a is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Middle Republican Natural Resources District (local government). It impounds the Tr-blackwood Creek near Mccook.
The dam stands 62 feet tall and stretches 469 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 726 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1985, the structure is 41 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/26/2020.
At 62 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Nebraska |
| County | Hayes |
| Nearest City | Mccook |
| River/Stream | Tr-blackwood Creek |
| Coordinates | 40.40865, -100.93660 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 62 ft |
| Dam Height | 39 ft |
| Dam Length | 469 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 726 acre-ft |
| Max Storage | 726 acre-ft |
| Normal Storage | 69 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 2,224 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Middle Republican Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/26/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02253 |
| Federal ID | NE02253 |
| More Info | State Dam Safety Program |