Noralyn N-13
Key Takeaway
Noralyn N-13 is classified as low hazard in Florida. It was completed in 1969 and is 57 years old. Its primary use is debris control.
Physical Details
| Dam Height | 40 ft (taller than 79.9% in FL) |
| Dam Length | 4,950 ft |
| Dam Type | Earth |
| Max Storage | 10.7K acre-ft |
| Normal Storage | 10.7K acre-ft |
| Surface Area | 415 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 82 cfs |
| Year Completed | 1969 (57 years old) |
| NID ID | FL00204 |
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
Nearby Dams
Noralyn N-13
Polk, FL
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Low Hazard 40 ftNoralyn N-11a
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Significant Hazard 12 ftNoralyn N-11b
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Significant Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Noralyn N-13?
Noralyn N-13 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 Noralyn N-13?
Noralyn N-13 is owned by THE MOSAIC COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Noralyn N-13 built?
Noralyn N-13 was completed in 1969, making it 57 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 Noralyn N-13?
Noralyn N-13 serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Noralyn N-13?
Noralyn N-13 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.