Gauchat Group Dam is an earth dam located in Nemaha County, Nebraska, built in 1979. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 26 ft26 ft tall and 757 ft long, taller than 55% of U.S. dams with a recorded height. 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 Gauchat Group Dam
The primary purpose of Gauchat Group 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 Nemaha Natural Resources District (local government). It impounds the Tr-little Nemaha River near Auburn.
The dam stands 26 feet tall and stretches 757 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 68 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1979, the structure is 47 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 06/02/2021.
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Location
| State | Nebraska |
| County | Nemaha |
| Nearest City | Auburn |
| River/Stream | Tr-little Nemaha River |
| Coordinates | 40.46507, -95.94322 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 23 ft |
| Dam Length | 757 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 172 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/02/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01714 |
| Federal ID | NE01714 |
| More Info | State Dam Safety Program |