Jensen Wetland
Key Takeaway
Jensen Wetland is classified as low hazard in Iowa. It was completed in 2002 and is 24 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 8 ft (taller than 0.7% in IA) |
| Dam Length | 1,330 ft |
| Dam Type | Earth |
| Max Storage | 677 acre-ft |
| Normal Storage | 216 acre-ft |
| Surface Area | 109 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 2002 (24 years old) |
| NID ID | IA04040 |
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 39 ftFrequently Asked Questions
What is the hazard classification of Jensen Wetland?
Jensen Wetland 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 Jensen Wetland?
Jensen Wetland 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 Jensen Wetland built?
Jensen Wetland was completed in 2002, making it 24 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 Jensen Wetland?
Jensen Wetland serves the following purposes: Flood Risk Reduction, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Jensen Wetland?
Jensen Wetland 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 Jensen Wetland last inspected?
Jensen Wetland was last inspected on November 4, 2003. Inspection dates indicate when a formal review occurred, not the results of that inspection.