Lake Avalon Dam
Key Takeaway
Lake Avalon Dam is classified as high hazard in Missouri. It was completed in 1939 and is 87 years old. Its primary use is recreation. 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 | 30 ft (taller than 63.5% in MO) |
| Dam Type | Other |
| Max Storage | 273 acre-ft |
| Normal Storage | 170 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 1,100 sq mi |
| Year Completed | 1939 (87 years old) |
| NID ID | MO30313 |
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
JOHN ZAPF
Private
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High Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Lake Avalon Dam?
Lake Avalon 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 Lake Avalon Dam?
Lake Avalon Dam is owned by JOHN ZAPF (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Avalon Dam built?
Lake Avalon Dam was completed in 1939, making it 87 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 Lake Avalon Dam?
Lake Avalon Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Avalon Dam?
Lake Avalon Dam has a dam height of 30 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 Lake Avalon Dam last inspected?
Lake Avalon Dam was last inspected on January 21, 1981. Inspection dates indicate when a formal review occurred, not the results of that inspection.