Izzak Walton League Dam
Key Takeaway
Izzak Walton League Dam is classified as significant hazard in Iowa. It was completed in 1965 and is 61 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 70.9% in IA) |
| Dam Length | 420 ft |
| Dam Type | Earth |
| Max Storage | 191 acre-ft |
| Normal Storage | 137 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | IA01109 |
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
Izaak Walton League - Ottumwa Chapter
Private
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What is the hazard classification of Izzak Walton League Dam?
Izzak Walton League Dam 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 Izzak Walton League Dam?
Izzak Walton League Dam is owned by Izaak Walton League - Ottumwa Chapter (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Izzak Walton League Dam built?
Izzak Walton League Dam was completed in 1965, making it 61 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 Izzak Walton League Dam?
Izzak Walton League Dam 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 Izzak Walton League Dam?
Izzak Walton League Dam has a dam height of 35 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 Izzak Walton League Dam last inspected?
Izzak Walton League Dam was last inspected on June 18, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.