Wayne Co. Roadgrade Dam 21-67-22
Key Takeaway
Wayne Co. Roadgrade Dam 21-67-22 is classified as low hazard in Iowa. It was completed in 1996 and is 30 years old. Its primary use is other.
Physical Details
| Dam Height | 42 ft (taller than 87.5% in IA) |
| Dam Length | 1,400 ft |
| Dam Type | Earth |
| Max Storage | 7.9K acre-ft |
| Normal Storage | 560 acre-ft |
| Surface Area | 130 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1996 (30 years old) |
| NID ID | IA03055 |
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
Wayne County Board of Supervisors;Wayne County Engineer
Local Government
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Low Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Wayne Co. Roadgrade Dam 21-67-22?
Wayne Co. Roadgrade Dam 21-67-22 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 Wayne Co. Roadgrade Dam 21-67-22?
Wayne Co. Roadgrade Dam 21-67-22 is owned by Wayne County Board of Supervisors;Wayne County Engineer (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wayne Co. Roadgrade Dam 21-67-22 built?
Wayne Co. Roadgrade Dam 21-67-22 was completed in 1996, making it 30 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 Wayne Co. Roadgrade Dam 21-67-22?
Wayne Co. Roadgrade Dam 21-67-22 serves the following purposes: Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Wayne Co. Roadgrade Dam 21-67-22?
Wayne Co. Roadgrade Dam 21-67-22 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.
When was Wayne Co. Roadgrade Dam 21-67-22 last inspected?
Wayne Co. Roadgrade Dam 21-67-22 was last inspected on May 31, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.