Affolter Lake Dam
Key Takeaway
Affolter Lake Dam is classified as high hazard in Missouri. It was completed in 1965 and is 61 years old. Its primary use is fire protection. 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 | Earth |
| Max Storage | 32 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 110 sq mi |
| Year Completed | 1965 (61 years old) |
| NID ID | MO31336 |
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
EVERETT AFFOLTER
Private
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Affolter Lake Dam?
Affolter Lake 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 Affolter Lake Dam?
Affolter Lake Dam is owned by EVERETT AFFOLTER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Affolter Lake Dam built?
Affolter Lake Dam was completed in 1965, making it 61 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 Affolter Lake Dam?
Affolter Lake Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Affolter Lake Dam?
Affolter Lake 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.