Walnut Creek 5
Walnut Creek 5 is an earth dam located in Lancaster County, Nebraska, built in 1980. It carries a Significant hazard potential classification and has a fair condition assessment.
About Walnut Creek 5
The primary purpose of Walnut Creek 5 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 Lower Big Blue Natural Resources District (local government). It impounds the Tr-walnut Creek near Crete.
The dam stands 32 feet tall and stretches 655 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 323 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1980, the structure is 46 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 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 04/21/2022.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Nebraska |
| County | Lancaster |
| Nearest City | Crete |
| River/Stream | Tr-walnut Creek |
| Coordinates | 40.64418, -96.90886 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 26 ft |
| Dam Length | 655 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 323 acre-ft |
| Max Storage | 323 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 788 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/21/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01741 |
| Federal ID | NE01741 |
| More Info | State Dam Safety Program |