Watopa Township No. 1
Key Takeaway
Watopa Township No. 1 is classified as significant hazard in Minnesota. It was completed in 1976 and is 50 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 32 ft (taller than 86.1% in MN) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 57 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,500 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | MN00871 |
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
Township of Watopa, Tim & Carol Sullivan
Local Government
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Low Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Watopa Township No. 1?
Watopa Township No. 1 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 Watopa Township No. 1?
Watopa Township No. 1 is owned by Township of Watopa, Tim & Carol Sullivan (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Watopa Township No. 1 built?
Watopa Township No. 1 was completed in 1976, making it 50 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 Watopa Township No. 1?
Watopa Township No. 1 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Watopa Township No. 1?
Watopa Township No. 1 has a dam height of 32 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 Watopa Township No. 1 last inspected?
Watopa Township No. 1 was last inspected on April 26, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.