Iowa Noname40
Key Takeaway
Iowa Noname40 is classified as low hazard in Iowa. It was completed in 1972 and is 54 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 42 ft (taller than 87.5% in IA) |
| Dam Length | 676 ft |
| Dam Type | Earth |
| Max Storage | 52 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | IA00930 |
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
Pottawattamie County Board of Supervisors
Local Government
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Low Hazard 49 ftFrequently Asked Questions
What is the hazard classification of Iowa Noname40?
Iowa Noname40 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 Iowa Noname40?
Iowa Noname40 is owned by Pottawattamie County Board of Supervisors (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Iowa Noname40 built?
Iowa Noname40 was completed in 1972, making it 54 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 Iowa Noname40?
Iowa Noname40 serves the following purposes: 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 Iowa Noname40?
Iowa Noname40 has a dam height of 42 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.