Harmony Mission Dam
Key Takeaway
Harmony Mission Dam is classified as high hazard in Missouri. It was completed in 1985 and is 41 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 | 42 ft (taller than 91% in MO) |
| Dam Length | 1,781 ft |
| Dam Type | Earth |
| Max Storage | 935 acre-ft |
| Normal Storage | 935 acre-ft |
| Surface Area | 96 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | MO20767 |
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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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Harmony Mission Dam?
Harmony Mission 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 Harmony Mission Dam?
Harmony Mission 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 Harmony Mission Dam built?
Harmony Mission Dam was completed in 1985, making it 41 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 Harmony Mission Dam?
Harmony Mission 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 Harmony Mission Dam?
Harmony Mission Dam has a dam height of 42 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 Harmony Mission Dam last inspected?
Harmony Mission Dam was last inspected on October 7, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.