Jennings Reservoir Dam is an earth dam located in Wheeler County, Nebraska, built in 1970. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 1,200 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Jennings Reservoir Dam
The primary purpose of Jennings Reservoir Dam 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 Baum & Bros Inc (private). It impounds the Tr-beaver Creek.
The dam stands 20 feet tall and stretches 1,200 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 71 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1970, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/01/2020.
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Location
| State | Nebraska |
| County | Wheeler |
| Nearest City | None |
| River/Stream | Tr-beaver Creek |
| Coordinates | 41.91167, -98.30803 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 15 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 71 acre-ft |
| Max Storage | 71 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 65 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Baum & Bros Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/01/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE03084 |
| Federal ID | NE03084 |
| More Info | State Dam Safety Program |