Vavra Semler Road Dam A
Key Takeaway
Vavra Semler Road Dam A is classified as low hazard in Nebraska. It was completed in 1975 and is 51 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 21 ft (taller than 32.5% in NE) |
| Dam Length | 540 ft |
| Dam Type | Earth |
| Max Storage | 68 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 193 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | NE02147 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Upper Big Blue Natural Resources District
Local Government
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Vavra Semler Road Dam A?
Vavra Semler Road Dam A is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Vavra Semler Road Dam A?
Vavra Semler Road Dam A is owned by Upper Big Blue Natural Resources District (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Vavra Semler Road Dam A built?
Vavra Semler Road Dam A was completed in 1975, making it 51 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Vavra Semler Road Dam A?
Vavra Semler Road Dam A serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Vavra Semler Road Dam A?
Vavra Semler Road Dam A has a dam height of 21 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Vavra Semler Road Dam A last inspected?
Vavra Semler Road Dam A was last inspected on May 10, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.