Lake Minnie Ha-Ha Dam,Upper
Key Takeaway
Lake Minnie Ha-Ha Dam,Upper is classified as high hazard in Missouri. It was completed in 1963 and is 63 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 | 34 ft (taller than 82.3% in MO) |
| Dam Type | Earth |
| Max Storage | 393 acre-ft |
| Normal Storage | 393 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 256 sq mi |
| Year Completed | 1963 (63 years old) |
| NID ID | MO30643 |
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
LAKE MINNIE HA-HA HOA
Private
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High Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Lake Minnie Ha-Ha Dam,Upper?
Lake Minnie Ha-Ha Dam,Upper 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 Minnie Ha-Ha Dam,Upper?
Lake Minnie Ha-Ha Dam,Upper is owned by LAKE MINNIE HA-HA HOA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Minnie Ha-Ha Dam,Upper built?
Lake Minnie Ha-Ha Dam,Upper was completed in 1963, making it 63 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 Minnie Ha-Ha Dam,Upper?
Lake Minnie Ha-Ha Dam,Upper 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 Minnie Ha-Ha Dam,Upper?
Lake Minnie Ha-Ha Dam,Upper has a dam height of 34 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 Minnie Ha-Ha Dam,Upper last inspected?
Lake Minnie Ha-Ha Dam,Upper was last inspected on September 19, 1979. Inspection dates indicate when a formal review occurred, not the results of that inspection.