Walnut Creek Duck Marsh Dam
Key Takeaway
Walnut Creek Duck Marsh Dam is classified as low hazard in Iowa. It was completed in 1959 and is 67 years old. Its primary use is recreation.
Physical Details
| Dam Height | 8 ft (taller than 0.7% in IA) |
| Dam Length | 3,925 ft |
| Dam Type | Earth |
| Max Storage | 589 acre-ft |
| Normal Storage | 301 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | IA00975 |
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
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Walnut Creek Duck Marsh Dam?
Walnut Creek Duck 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 Walnut Creek Duck Marsh Dam?
Walnut Creek Duck 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 Walnut Creek Duck Marsh Dam built?
Walnut Creek Duck Marsh Dam was completed in 1959, making it 67 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 Walnut Creek Duck Marsh Dam?
Walnut Creek Duck Marsh Dam serves the following purposes: Recreation, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Walnut Creek Duck Marsh Dam?
Walnut Creek Duck Marsh Dam has a dam height of 8 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 Walnut Creek Duck Marsh Dam last inspected?
Walnut Creek Duck Marsh Dam was last inspected on November 30, 1960. Inspection dates indicate when a formal review occurred, not the results of that inspection.