Wehrspann Sediment Dam
Wehrspann Sediment Dam is an earth dam located in Sarpy County, Nebraska, built in 2000. It carries a Significant hazard potential classification and has a poor condition assessment.
About Wehrspann Sediment Dam
Wehrspann Sediment Dam is a dam in Sarpy, Nebraska. The dam is owned by Papio Missouri River Natural Resources District (local government). It impounds the Tr-s Br Papio Creek near Omaha.
The dam stands 41 feet tall and stretches 1,068 feet across, creates a reservoir covering 27 acres, has a maximum storage capacity of 639 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 2000, the structure is 26 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 10/25/2023.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Nebraska |
| County | Sarpy |
| Nearest City | Omaha |
| River/Stream | Tr-s Br Papio Creek |
| Coordinates | 41.14552, -96.16824 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 31 ft |
| Dam Length | 1,068 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 639 acre-ft |
| Max Storage | 639 acre-ft |
| Normal Storage | 136 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 2,553 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Papio Missouri River Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 10/25/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02529 |
| Federal ID | NE02529 |
| More Info | State Dam Safety Program |