Little Sandy Creek 40
Little Sandy Creek 40 is an earth dam located in Thayer County, Nebraska, built in 2008. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Little Sandy Creek 40
The primary purpose of Little Sandy Creek 40 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 Little Blue Natural Resources District (local government). It impounds the Little Sandy Creek near Powell.
The dam stands 60 feet tall and stretches 2,000 feet across, creates a reservoir covering 146 acres, has a maximum storage capacity of 6,035 acre-feet, and collects water from a drainage area of 22 square miles. Completed in 2008, the structure is relatively new.
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 10/04/2023.
At 60 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Nebraska |
| County | Thayer |
| Nearest City | Powell |
| River/Stream | Little Sandy Creek |
| Coordinates | 40.33876, -97.38974 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 60 ft |
| Dam Height | 45 ft |
| Dam Length | 2,000 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 6,035 acre-ft |
| Max Storage | 6,035 acre-ft |
| Normal Storage | 1,214 acre-ft |
| Surface Area | 146 acres |
| Drainage Area | 22 sq mi |
| Max Discharge | 2,503 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Little Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/04/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02802 |
| Federal ID | NE02802 |
| More Info | State Dam Safety Program |