South Branch 34
South Branch 34 is an earth dam located in Lancaster County, Nebraska, built in 1987. It carries a Low hazard potential classification and has a fair condition assessment.
About South Branch 34
The primary purpose of South Branch 34 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-s Fk Little Nemaha River near Douglas.
The dam stands 34 feet tall and stretches 870 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 316 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1987, the structure is 39 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 06/15/2021.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Nebraska |
| County | Lancaster |
| Nearest City | Douglas |
| River/Stream | Tr-s Fk Little Nemaha River |
| Coordinates | 40.60696, -96.47495 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 30 ft |
| Dam Length | 870 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 316 acre-ft |
| Max Storage | 316 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 314 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/15/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02213 |
| Federal ID | NE02213 |
| More Info | State Dam Safety Program |