Zintel Canyon Dam
Key Takeaway
Zintel Canyon Dam is classified as high hazard in Washington. It was completed in 1992 and is 34 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 Length | 500 ft |
| Dam Type | Concrete |
| Max Storage | 2.3K acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 38,900 cfs |
| Year Completed | 1992 (34 years old) |
| NID ID | WA00617 |
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
Kennewick City Public Works
Local Government
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High HazardFrequently Asked Questions
What is the hazard classification of Zintel Canyon Dam?
Zintel Canyon 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 Zintel Canyon Dam?
Zintel Canyon Dam is owned by Kennewick City Public Works (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Zintel Canyon Dam built?
Zintel Canyon Dam was completed in 1992, making it 34 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 Zintel Canyon Dam?
Zintel Canyon Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Zintel Canyon Dam last inspected?
Zintel Canyon Dam was last inspected on September 6, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.