H-1 Settling Area
Key Takeaway
H-1 Settling Area is classified as significant hazard in Florida. It was completed in 1976 and is 50 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 34 ft (taller than 75% in FL) |
| Dam Length | 15,000 ft |
| Dam Type | Earth |
| Max Storage | 13.2K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 387 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,004 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | FL00633 |
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
THE MOSAIC COMPANY
Private
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of H-1 Settling Area?
H-1 Settling Area 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 H-1 Settling Area?
H-1 Settling Area is owned by THE MOSAIC COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was H-1 Settling Area built?
H-1 Settling Area was completed in 1976, making it 50 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 H-1 Settling Area?
H-1 Settling Area 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 H-1 Settling Area?
H-1 Settling Area has a dam height of 34 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.