Clatonia Creek 4-a is an earth dam located in Gage County, Nebraska, built in 1974. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 40 ft40 ft tall and 885 ft long, taller than 86% 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 Clatonia Creek 4-a
The primary purpose of Clatonia Creek 4-a 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-clantonia Creek near Clatonia.
The dam stands 40 feet tall and stretches 885 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 732 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1974, the structure is well into its service life at over 50 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 06/26/2019.
At 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Nebraska |
| County | Gage |
| Nearest City | Clatonia |
| River/Stream | Tr-clantonia Creek |
| Coordinates | 40.47663, -96.83575 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 37 ft |
| Dam Length | 885 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 732 acre-ft |
| Max Storage | 732 acre-ft |
| Normal Storage | 147 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 323 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/26/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01208 |
| Federal ID | NE01208 |
| More Info | State Dam Safety Program |