Anthon Subwatershed 1-2261
Key Takeaway
Anthon Subwatershed 1-2261 is classified as significant hazard in Iowa. It was completed in 1954 and is 72 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 28 ft (taller than 36.9% in IA) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 25 acre-ft |
| Normal Storage | 6 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1954 (72 years old) |
| NID ID | IA01921 |
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
Woodbury County SWCD
Local Government
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Anthon Subwatershed 1-2261?
Anthon Subwatershed 1-2261 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 Anthon Subwatershed 1-2261?
Anthon Subwatershed 1-2261 is owned by Woodbury County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Anthon Subwatershed 1-2261 built?
Anthon Subwatershed 1-2261 was completed in 1954, making it 72 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 Anthon Subwatershed 1-2261?
Anthon Subwatershed 1-2261 serves the following purposes: Other, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Anthon Subwatershed 1-2261?
Anthon Subwatershed 1-2261 has a dam height of 28 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.