Smithville Dam
Key Takeaway
Smithville Dam is classified as high hazard in Missouri. It was completed in 1979 and is 47 years old. Its primary use is flood risk reduction. 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 Length | 4,000 ft |
| Dam Type | Earth |
| Max Storage | 246.5K acre-ft |
| Normal Storage | 144.6K acre-ft |
| Surface Area | 7,190 acres |
| Drainage Area | 213 sq mi |
| Max Discharge | 4,830 cfs |
| Year Completed | 1979 (47 years old) |
| NID ID | MO12084 |
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
USACE - Kansas City District
Federal Government
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High Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Smithville Dam?
Smithville 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 Smithville Dam?
Smithville Dam is owned by USACE - Kansas City District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Smithville Dam built?
Smithville Dam was completed in 1979, making it 47 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 Smithville Dam?
Smithville Dam serves the following purposes: Flood Risk Reduction, Other, Fish And Wildlife Pond, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Smithville Dam last inspected?
Smithville Dam was last inspected on April 24, 2024. Inspection dates indicate when a formal review occurred, not the results of that inspection.