Vonasek Dam 498
Key Takeaway
Vonasek Dam 498 is classified as low hazard in Nebraska. It was completed in 1953 and is 73 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 28 ft (taller than 59.7% in NE) |
| Dam Length | 310 ft |
| Dam Type | Earth |
| Max Storage | 131 acre-ft |
| Normal Storage | 52 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,400 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | NE00498 |
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
Daryll B & Tamara L Lightner
Private
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Vonasek Dam 498?
Vonasek Dam 498 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 Vonasek Dam 498?
Vonasek Dam 498 is owned by Daryll B & Tamara L Lightner (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Vonasek Dam 498 built?
Vonasek Dam 498 was completed in 1953, making it 73 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 Vonasek Dam 498?
Vonasek Dam 498 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Vonasek Dam 498?
Vonasek Dam 498 has a dam height of 28 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 Vonasek Dam 498 last inspected?
Vonasek Dam 498 was last inspected on May 26, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.