Wellington-Nap Wtrshd F-21 Dam
Key Takeaway
Wellington-Nap Wtrshd F-21 Dam is classified as high hazard in Missouri. It was completed in 1967 and is 59 years old. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 39 ft (taller than 89% in MO) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 158 acre-ft |
| Normal Storage | 115 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 850 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | MO10282 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Local Government
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High Hazard 55 ftFrequently Asked Questions
What is the hazard classification of Wellington-Nap Wtrshd F-21 Dam?
Wellington-Nap Wtrshd F-21 Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Wellington-Nap Wtrshd F-21 Dam?
Wellington-Nap Wtrshd F-21 Dam is owned by information not available (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wellington-Nap Wtrshd F-21 Dam built?
Wellington-Nap Wtrshd F-21 Dam was completed in 1967, making it 59 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 Wellington-Nap Wtrshd F-21 Dam?
Wellington-Nap Wtrshd F-21 Dam serves the following purposes: Other, Debris Control, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Wellington-Nap Wtrshd F-21 Dam?
Wellington-Nap Wtrshd F-21 Dam has a dam height of 39 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 Wellington-Nap Wtrshd F-21 Dam last inspected?
Wellington-Nap Wtrshd F-21 Dam was last inspected on November 3, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.