Cub Creek 8-b
Cub Creek 8-b is an earth dam located in Jefferson County, Nebraska, built in 1969. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Cub Creek 8-b
The primary purpose of Cub Creek 8-b 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 Lower Big Blue Natural Resources District (local government). It impounds the Tr-cub Creek near Beatrice.
The dam stands 33 feet tall and stretches 1,017 feet across, creates a reservoir covering 29 acres, has a maximum storage capacity of 894 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1969, the structure is well into its service life at over 50 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 03/25/2020.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Nebraska |
| County | Jefferson |
| Nearest City | Beatrice |
| River/Stream | Tr-cub Creek |
| Coordinates | 40.22829, -96.98019 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 1,017 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 894 acre-ft |
| Max Storage | 894 acre-ft |
| Normal Storage | 127 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 636 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/25/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00130 |
| Federal ID | NE00130 |
| More Info | State Dam Safety Program |