Harold Dam
Key Takeaway
Harold Dam is classified as low hazard in Iowa. It was completed in 2005 and is 21 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 29 ft (taller than 42.8% in IA) |
| Dam Length | 615 ft |
| Dam Type | Earth |
| Max Storage | 113 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 165 cfs |
| Year Completed | 2005 (21 years old) |
| NID ID | IA04066 |
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
Keith Harold
Private
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Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Harold Dam?
Harold Dam 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 Harold Dam?
Harold Dam is owned by Keith Harold (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Harold Dam built?
Harold Dam was completed in 2005, making it 21 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 Harold Dam?
Harold Dam serves the following purposes: Grade Stabilization, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Harold Dam?
Harold Dam has a dam height of 29 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.