Syesbing Dam
Syesbing Dam is an earth dam located in Butler County, Nebraska, built in 1982. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Syesbing Dam
The primary purpose of Syesbing 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 Upper Big Blue Natural Resources District (local government). It impounds the Tr-big Blue River near Ulysses.
The dam stands 36 feet tall and stretches 880 feet across, creates a reservoir covering 71 acres, has a maximum storage capacity of 4,191 acre-feet, and collects water from a drainage area of 11 square miles. Completed in 1982, the structure is 44 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 05/06/2021.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Nebraska |
| County | Butler |
| Nearest City | Ulysses |
| River/Stream | Tr-big Blue River |
| Coordinates | 41.20827, -97.17349 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 32 ft |
| Dam Length | 880 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 4,191 acre-ft |
| Max Storage | 4,191 acre-ft |
| Normal Storage | 279 acre-ft |
| Surface Area | 71 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 6,650 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/06/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00310 |
| Federal ID | NE00310 |
| More Info | State Dam Safety Program |