Old Mines Tailings Dam
Key Takeaway
Old Mines Tailings Dam is classified as high hazard in Missouri. It was completed in 1980 and is 46 years old. Its primary use is tailings. 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 | 61 ft (taller than 97.5% in MO) |
| Dam Length | 560 ft |
| Dam Type | Earth |
| Max Storage | 286 acre-ft |
| Normal Storage | 126 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,816 cfs |
| Year Completed | 1980 (46 years old) |
| NID ID | MO30706 |
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
FRANK GANI
Private
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What is the hazard classification of Old Mines Tailings Dam?
Old Mines Tailings 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 Old Mines Tailings Dam?
Old Mines Tailings Dam is owned by FRANK GANI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Old Mines Tailings Dam built?
Old Mines Tailings Dam was completed in 1980, making it 46 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 Old Mines Tailings Dam?
Old Mines Tailings Dam serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Old Mines Tailings Dam?
Old Mines Tailings Dam has a dam height of 61 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 Old Mines Tailings Dam last inspected?
Old Mines Tailings Dam was last inspected on March 8, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.