Patt Hilltop Dam
Key Takeaway
Patt Hilltop Dam is classified as high hazard in Missouri. It was completed in 1976 and is 50 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 | 39 ft (taller than 89% in MO) |
| Dam Length | 383 ft |
| Dam Type | Earth |
| Max Storage | 55 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 170 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | MO31189 |
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
State Government
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Low Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Patt Hilltop Dam?
Patt Hilltop 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 Patt Hilltop Dam?
Patt Hilltop Dam is owned by information not available (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Patt Hilltop Dam built?
Patt Hilltop Dam was completed in 1976, making it 50 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 Patt Hilltop Dam?
Patt Hilltop Dam serves the following purposes: Recreation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Patt Hilltop Dam?
Patt Hilltop 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 Patt Hilltop Dam last inspected?
Patt Hilltop Dam was last inspected on December 8, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.