Wendell Johnson Dam
Key Takeaway
Wendell Johnson Dam is classified as low hazard in Nebraska. It was completed in 1990 and is 36 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 23 ft (taller than 39.7% in NE) |
| Dam Length | 575 ft |
| Dam Type | Earth |
| Max Storage | 74 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 74 cfs |
| Year Completed | 1990 (36 years old) |
| NID ID | NE02335 |
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
Wendell E & Dian R Johnson
Private
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Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Wendell Johnson Dam?
Wendell Johnson Dam 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 Wendell Johnson Dam?
Wendell Johnson Dam is owned by Wendell E & Dian R Johnson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wendell Johnson Dam built?
Wendell Johnson Dam was completed in 1990, making it 36 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 Wendell Johnson Dam?
Wendell Johnson Dam 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 Wendell Johnson Dam?
Wendell Johnson Dam has a dam height of 23 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 Wendell Johnson Dam last inspected?
Wendell Johnson Dam was last inspected on March 30, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.