Humeston Reservoir Dam
Key Takeaway
Humeston Reservoir Dam is classified as significant hazard in Iowa. It was completed in 1916 and is 110 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 31 ft (taller than 53.8% in IA) |
| Dam Length | 670 ft |
| Dam Type | Earth |
| Max Storage | 900 acre-ft |
| Normal Storage | 340 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1916 (110 years old) |
| NID ID | IA01383 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Humeston
Local Government
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Humeston Reservoir Dam?
Humeston Reservoir Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Humeston Reservoir Dam?
Humeston Reservoir Dam is owned by City of Humeston (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Humeston Reservoir Dam built?
Humeston Reservoir Dam was completed in 1916, making it 110 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 Humeston Reservoir Dam?
Humeston Reservoir Dam serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Humeston Reservoir Dam?
Humeston Reservoir Dam has a dam height of 31 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 Humeston Reservoir Dam last inspected?
Humeston Reservoir Dam was last inspected on August 5, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.