North Pigeon Cr Watershed Site M-1
Key Takeaway
North Pigeon Cr Watershed Site M-1 is classified as significant hazard in Iowa. It was completed in 1993 and is 33 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 | 62 ft (taller than 98.9% in IA) |
| Dam Length | 750 ft |
| Dam Type | Earth |
| Max Storage | 1.7K acre-ft |
| Normal Storage | 575 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1993 (33 years old) |
| NID ID | IA02662 |
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
West Pottawattamie County SWCD
Local Government
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Low Hazard 56 ftFrequently Asked Questions
What is the hazard classification of North Pigeon Cr Watershed Site M-1?
North Pigeon Cr Watershed Site M-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 North Pigeon Cr Watershed Site M-1?
North Pigeon Cr Watershed Site M-1 is owned by West Pottawattamie County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was North Pigeon Cr Watershed Site M-1 built?
North Pigeon Cr Watershed Site M-1 was completed in 1993, making it 33 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 North Pigeon Cr Watershed Site M-1?
North Pigeon Cr Watershed Site M-1 serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is North Pigeon Cr Watershed Site M-1?
North Pigeon Cr Watershed Site M-1 has a dam height of 62 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 North Pigeon Cr Watershed Site M-1 last inspected?
North Pigeon Cr Watershed Site M-1 was last inspected on June 29, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.