Ida County Roadgrade Dam 04-85-41
Key Takeaway
Ida County Roadgrade Dam 04-85-41 is classified as low hazard in Iowa. It was completed in 1961 and is 65 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 28 ft (taller than 36.9% in IA) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 86 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | IA00271 |
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
Ida County Board of Supervisors
Local Government
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What is the hazard classification of Ida County Roadgrade Dam 04-85-41?
Ida County Roadgrade Dam 04-85-41 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 Ida County Roadgrade Dam 04-85-41?
Ida County Roadgrade Dam 04-85-41 is owned by Ida County Board of Supervisors (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ida County Roadgrade Dam 04-85-41 built?
Ida County Roadgrade Dam 04-85-41 was completed in 1961, making it 65 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 Ida County Roadgrade Dam 04-85-41?
Ida County Roadgrade Dam 04-85-41 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Ida County Roadgrade Dam 04-85-41?
Ida County Roadgrade Dam 04-85-41 has a dam height of 28 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 Ida County Roadgrade Dam 04-85-41 last inspected?
Ida County Roadgrade Dam 04-85-41 was last inspected on December 13, 1960. Inspection dates indicate when a formal review occurred, not the results of that inspection.