Mill Picayune Watershed Site M-3-1
Key Takeaway
Mill Picayune Watershed Site M-3-1 is classified as low hazard in Iowa. It was completed in 1964 and is 62 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 48 ft (taller than 94.1% in IA) |
| Dam Length | 558 ft |
| Dam Type | Earth |
| Max Storage | 77 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | IA00466 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Harrison County SWCD
Local Government
Nearby Dams
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Low Hazard 42 ftFrequently Asked Questions
What is the hazard classification of Mill Picayune Watershed Site M-3-1?
Mill Picayune Watershed Site M-3-1 is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mill Picayune Watershed Site M-3-1?
Mill Picayune Watershed Site M-3-1 is owned by Harrison County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mill Picayune Watershed Site M-3-1 built?
Mill Picayune Watershed Site M-3-1 was completed in 1964, making it 62 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 Mill Picayune Watershed Site M-3-1?
Mill Picayune Watershed Site M-3-1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mill Picayune Watershed Site M-3-1?
Mill Picayune Watershed Site M-3-1 has a dam height of 48 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.