Silver Firs Detention Pond No 3
Key Takeaway
Silver Firs Detention Pond No 3 is classified as high hazard in Washington. It was completed in 2000 and is 26 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 | 950 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 324 cfs |
| Year Completed | 2000 (26 years old) |
| Year Modified | 2000 |
| NID ID | WA01792 |
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
Silver Firs II HOA
Private
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High HazardFrequently Asked Questions
What is the hazard classification of Silver Firs Detention Pond No 3?
Silver Firs Detention Pond No 3 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 Silver Firs Detention Pond No 3?
Silver Firs Detention Pond No 3 is owned by Silver Firs II HOA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Silver Firs Detention Pond No 3 built?
Silver Firs Detention Pond No 3 was completed in 2000, making it 26 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 Silver Firs Detention Pond No 3?
Silver Firs Detention Pond No 3 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 Silver Firs Detention Pond No 3 last inspected?
Silver Firs Detention Pond No 3 was last inspected on November 20, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.