Webster
Key Takeaway
Webster is classified as high hazard in Kansas. It was completed in 1955 and is 71 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 | 154 ft (taller than 100% in KS) |
| Dam Length | 10,720 ft |
| Dam Type | Earth |
| Max Storage | 401.7K acre-ft |
| Normal Storage | 77.4K acre-ft |
| Surface Area | 11,493 acres |
| Drainage Area | 1,150 sq mi |
| Max Discharge | 138,000 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | KS00025 |
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
RECLAMATION
Federal Government
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Webster?
Webster 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 Webster?
Webster is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Webster built?
Webster was completed in 1955, making it 71 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 Webster?
Webster serves the following purposes: Flood Risk Reduction, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Webster?
Webster has a dam height of 154 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 Webster last inspected?
Webster was last inspected on August 12, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.