Queens Bog Dam
Key Takeaway
Queens Bog Dam is classified as low hazard in Washington. It was completed in 1987 and is 39 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Length | 100 ft |
| Dam Type | Earth |
| Max Storage | 132 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 80 cfs |
| Year Completed | 1987 (39 years old) |
| NID ID | WA01633 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Sammamish City Public Works
Local Government
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High HazardFrequently Asked Questions
What is the hazard classification of Queens Bog Dam?
Queens Bog Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Queens Bog Dam?
Queens Bog Dam is owned by Sammamish City Public Works (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Queens Bog Dam built?
Queens Bog Dam was completed in 1987, making it 39 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 Queens Bog Dam?
Queens Bog 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 Queens Bog Dam last inspected?
Queens Bog Dam was last inspected on September 1, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.