Pool Thirty Three
Key Takeaway
Pool Thirty Three is classified as significant hazard in Wisconsin. It was completed in 1947 and is 79 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 7 ft (taller than 1% in WI) |
| Dam Length | 6,050 ft |
| Dam Type | Earth |
| Max Storage | 2.2K acre-ft |
| Normal Storage | 900 acre-ft |
| Surface Area | 74 acres |
| Max Discharge | 3,350 cfs |
| Year Completed | 1947 (79 years old) |
| NID ID | WI00828 |
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
U.S. Department of the Interior
Federal Government
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Low Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Pool Thirty Three?
Pool Thirty Three 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 Pool Thirty Three?
Pool Thirty Three 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 Pool Thirty Three built?
Pool Thirty Three was completed in 1947, making it 79 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 Pool Thirty Three?
Pool Thirty Three 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 Pool Thirty Three?
Pool Thirty Three has a dam height of 7 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 Pool Thirty Three last inspected?
Pool Thirty Three was last inspected on July 13, 2007. Inspection dates indicate when a formal review occurred, not the results of that inspection.