Keokuk County Roadgrade Dam 8-74-10
Key Takeaway
Keokuk County Roadgrade Dam 8-74-10 is classified as low hazard in Iowa. It was completed in 1982 and is 44 years old. Its primary use is other.
Physical Details
| Dam Height | 22 ft (taller than 10.6% in IA) |
| Dam Length | 625 ft |
| Dam Type | Earth |
| Max Storage | 51 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1982 (44 years old) |
| NID ID | IA02250 |
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
Keokuk County Board of Supervisors
Private
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What is the hazard classification of Keokuk County Roadgrade Dam 8-74-10?
Keokuk County Roadgrade Dam 8-74-10 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 Keokuk County Roadgrade Dam 8-74-10?
Keokuk County Roadgrade Dam 8-74-10 is owned by Keokuk County Board of Supervisors (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Keokuk County Roadgrade Dam 8-74-10 built?
Keokuk County Roadgrade Dam 8-74-10 was completed in 1982, making it 44 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 Keokuk County Roadgrade Dam 8-74-10?
Keokuk County Roadgrade Dam 8-74-10 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 Keokuk County Roadgrade Dam 8-74-10?
Keokuk County Roadgrade Dam 8-74-10 has a dam height of 22 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 Keokuk County Roadgrade Dam 8-74-10 last inspected?
Keokuk County Roadgrade Dam 8-74-10 was last inspected on September 9, 1993. Inspection dates indicate when a formal review occurred, not the results of that inspection.