Tywappity Community Lake Dam
Key Takeaway
Tywappity Community Lake Dam is classified as high hazard in Missouri. It was completed in 1957 and is 69 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 | 36 ft (taller than 86.5% in MO) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Max Storage | 952 acre-ft |
| Normal Storage | 663 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 646 cfs |
| Year Completed | 1957 (69 years old) |
| Year Modified | 1988 |
| NID ID | MO40006 |
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
MO DEPT OF CONSERVATION
State Government
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What is the hazard classification of Tywappity Community Lake Dam?
Tywappity Community 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 Tywappity Community Lake Dam?
Tywappity Community Lake Dam is owned by MO DEPT OF CONSERVATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tywappity Community Lake Dam built?
Tywappity Community Lake Dam was completed in 1957, making it 69 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 Tywappity Community Lake Dam?
Tywappity Community Lake 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 Tywappity Community Lake Dam?
Tywappity Community Lake Dam has a dam height of 36 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 Tywappity Community Lake Dam last inspected?
Tywappity Community Lake Dam was last inspected on June 1, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.