Seattle City Volunteer Park Reservoir
Key Takeaway
Seattle City Volunteer Park Reservoir is classified as high hazard in Washington. It was completed in 1901 and is 125 years old. Its primary use is water supply. 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 | 790 ft |
| Dam Type | Earth |
| Max Storage | 66 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 95 cfs |
| Year Completed | 1901 (125 years old) |
| NID ID | WA00210 |
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
Seattle Public Utilities
Local Government
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High HazardFrequently Asked Questions
What is the hazard classification of Seattle City Volunteer Park Reservoir?
Seattle City Volunteer Park Reservoir 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 Seattle City Volunteer Park Reservoir?
Seattle City Volunteer Park Reservoir is owned by Seattle Public Utilities (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Seattle City Volunteer Park Reservoir built?
Seattle City Volunteer Park Reservoir was completed in 1901, making it 125 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 Seattle City Volunteer Park Reservoir?
Seattle City Volunteer Park Reservoir serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Seattle City Volunteer Park Reservoir last inspected?
Seattle City Volunteer Park Reservoir was last inspected on September 5, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.