Vavra Semler Road Dam A
Vavra Semler Road Dam A is an earth dam located in Saline County, Nebraska, built in 1975. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Vavra Semler Road Dam A
The primary purpose of Vavra Semler Road Dam 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 Upper Big Blue Natural Resources District (local government). It impounds the Tr-johnson Creek near Crete.
The dam stands 21 feet tall and stretches 540 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 68 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, 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 05/10/2022.
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Location
| State | Nebraska |
| County | Saline |
| Nearest City | Crete |
| River/Stream | Tr-johnson Creek |
| Coordinates | 40.68370, -97.13865 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 540 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 193 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/10/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02147 |
| Federal ID | NE02147 |
| More Info | State Dam Safety Program |