Creston Flood Prevention Dam
Key Takeaway
Creston Flood Prevention Dam is classified as high hazard in Iowa. It was completed in 1975 and is 51 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 27 ft (taller than 30.7% in IA) |
| Dam Length | 830 ft |
| Dam Type | Earth |
| Max Storage | 556 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | IA01756 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Creston
Local Government
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Creston Flood Prevention Dam?
Creston Flood Prevention Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Creston Flood Prevention Dam?
Creston Flood Prevention Dam is owned by City of Creston (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Creston Flood Prevention Dam built?
Creston Flood Prevention Dam was completed in 1975, making it 51 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 Creston Flood Prevention Dam?
Creston Flood Prevention Dam 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 Creston Flood Prevention Dam?
Creston Flood Prevention Dam has a dam height of 27 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 Creston Flood Prevention Dam last inspected?
Creston Flood Prevention Dam was last inspected on July 24, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.