Clarence Cannon Re-Regulation Dam
Key Takeaway
Clarence Cannon Re-Regulation Dam is classified as significant hazard in Missouri. It was completed in 1979 and is 47 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 38 ft (taller than 88.1% in MO) |
| Dam Length | 1,550 ft |
| Dam Type | Concrete |
| Max Storage | 8.4K acre-ft |
| Normal Storage | 3.2K acre-ft |
| Surface Area | 110 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 12,200 cfs |
| Year Completed | 1979 (47 years old) |
| NID ID | MO12086 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
USACE - St. Louis District
Federal Government
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Clarence Cannon Re-Regulation Dam?
Clarence Cannon Re-Regulation Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Clarence Cannon Re-Regulation Dam?
Clarence Cannon Re-Regulation Dam is owned by USACE - St. Louis District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clarence Cannon Re-Regulation Dam built?
Clarence Cannon Re-Regulation 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 Clarence Cannon Re-Regulation Dam?
Clarence Cannon Re-Regulation Dam serves the following purposes: Flood Risk Reduction, Navigation, Fish And Wildlife Pond, Recreation, Hydroelectric, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Clarence Cannon Re-Regulation Dam?
Clarence Cannon Re-Regulation Dam has a dam height of 38 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 Clarence Cannon Re-Regulation Dam last inspected?
Clarence Cannon Re-Regulation Dam was last inspected on August 18, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.