Upper Horicon
Key Takeaway
Upper Horicon is classified as low hazard in Wisconsin. It was completed in 1945 and is 81 years old. Its primary use is recreation.
Physical Details
| Dam Height | 8 ft (taller than 5.5% in WI) |
| Dam Length | 21,700 ft |
| Dam Type | Earth |
| Max Storage | 1.6K acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 320 acres |
| Drainage Area | 220 sq mi |
| Max Discharge | 1,470 cfs |
| Year Completed | 1945 (81 years old) |
| NID ID | WI00829 |
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
U.S. Department of the Interior
Federal Government
Nearby Dams
Frankfurth Marsh
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Low Hazard 7 ftKarsten No. 1
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Low Hazard 18 ftHoricon
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Low Hazard 12 ftKekoskee
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Significant Hazard 16 ftFurnace Bridge
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Significant Hazard 14 ftUpper Mayville
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Low Hazard 15 ftRadtke Pool
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Low Hazard 10 ftKarsten No. 2
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Upper Horicon?
Upper Horicon 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 Upper Horicon?
Upper Horicon is owned by U.S. Department of the Interior (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Horicon built?
Upper Horicon was completed in 1945, making it 81 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 Upper Horicon?
Upper Horicon serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper Horicon?
Upper Horicon has a dam height of 8 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.