Big Four Mine Bf-1
Key Takeaway
Big Four Mine Bf-1 is classified as low hazard in Florida. It was completed in 1977 and is 49 years old. Its primary use is tailings.
Physical Details
| Dam Height | 40 ft (taller than 79.9% in FL) |
| Dam Length | 21,120 ft |
| Dam Type | Earth |
| Max Storage | 18.0K acre-ft |
| Normal Storage | 15.7K acre-ft |
| Surface Area | 450 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | FL00613 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
THE MOSAIC COMPANY
Private
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Big Four Mine Bf-1?
Big Four Mine Bf-1 is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Big Four Mine Bf-1?
Big Four Mine Bf-1 is owned by THE MOSAIC COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Big Four Mine Bf-1 built?
Big Four Mine Bf-1 was completed in 1977, making it 49 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 Big Four Mine Bf-1?
Big Four Mine Bf-1 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 Big Four Mine Bf-1?
Big Four Mine Bf-1 has a dam height of 40 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.