Iowa Noname47
Key Takeaway
Iowa Noname47 is classified as low hazard in Iowa. It was completed in 1965 and is 61 years old. Its primary use is other.
Physical Details
| Dam Height | 23 ft (taller than 13.3% in IA) |
| Dam Length | 100 ft |
| Dam Type | Other |
| Max Storage | 120 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 33 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | IA00993 |
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
Iowa Department of Transportation
State Government
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Iowa Noname47?
Iowa Noname47 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 Noname47?
Iowa Noname47 is owned by Iowa Department of Transportation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Iowa Noname47 built?
Iowa Noname47 was completed in 1965, making it 61 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 Noname47?
Iowa Noname47 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Iowa Noname47?
Iowa Noname47 has a dam height of 23 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.