Hendrickson Marsh Dam
Key Takeaway
Hendrickson Marsh Dam is classified as low hazard in Iowa. It was completed in 1967 and is 59 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 5.6% in IA) |
| Dam Length | 321 ft |
| Dam Type | Earth |
| Max Storage | 2.8K acre-ft |
| Normal Storage | 1.3K acre-ft |
| Surface Area | 264 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | IA00669 |
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
Iowa Department of Natural Resources
State Government
Nearby Dams
Hansen Dam
Story, IA
Low Hazard 25 ftBuck Dam
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Low Hazard 25 ftPercival/Putnam Dam
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Low Hazard 26 ftStratton Dam
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Low Hazard 39 ftDeutsch Dam
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Low Hazard 35 ftCrab Tree Lake Dam
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Significant Hazard 33 ftRiemenschneider Dam
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Low Hazard 23 ftHunter Dam
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Low Hazard 40 ftFrequently Asked Questions
What is the hazard classification of Hendrickson Marsh Dam?
Hendrickson Marsh 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 Hendrickson Marsh Dam?
Hendrickson Marsh Dam is owned by Iowa Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hendrickson Marsh Dam built?
Hendrickson Marsh Dam was completed in 1967, making it 59 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 Hendrickson Marsh Dam?
Hendrickson Marsh Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hendrickson Marsh Dam?
Hendrickson Marsh Dam has a dam height of 18 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 Hendrickson Marsh Dam last inspected?
Hendrickson Marsh Dam was last inspected on June 5, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.