Lake Forest Park Reservoir
Key Takeaway
Lake Forest Park Reservoir is classified as high hazard in Washington. It was completed in 1962 and is 64 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 | 2,320 ft |
| Dam Type | Earth |
| Max Storage | 206 acre-ft |
| Normal Storage | 184 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 10 cfs |
| Year Completed | 1962 (64 years old) |
| NID ID | WA00217 |
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 Lake Forest Park Reservoir?
Lake Forest 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 Lake Forest Park Reservoir?
Lake Forest 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 Lake Forest Park Reservoir built?
Lake Forest Park Reservoir was completed in 1962, making it 64 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 Lake Forest Park Reservoir?
Lake Forest 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 Lake Forest Park Reservoir last inspected?
Lake Forest Park Reservoir was last inspected on December 18, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.