Wilson Creek 12-t is an earth dam located in Otoe County, Nebraska, built in 1980. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 1,480 ft long, taller than 74% 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 Wilson Creek 12-t
The primary purpose of Wilson Creek 12-t 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-n Fk Little Nemaha River near Otoe.
The dam stands 32 feet tall and stretches 1,480 feet across, creates a reservoir covering 52 acres, has a maximum storage capacity of 1,200 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1980, the structure is 46 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 03/30/2021.
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Location
| State | Nebraska |
| County | Otoe |
| Nearest City | Otoe |
| River/Stream | Tr-n Fk Little Nemaha River |
| Coordinates | 40.77688, -96.21808 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 30 ft |
| Dam Length | 1,480 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 260 acre-ft |
| Surface Area | 52 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 659 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/30/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01707 |
| Federal ID | NE01707 |
| More Info | State Dam Safety Program |