Miller Creek Regional Detention Facility
Key Takeaway
Miller Creek Regional Detention Facility is classified as significant hazard in Washington. It was completed in 1992 and is 34 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 370 ft |
| Dam Type | Concrete |
| Max Storage | 119 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 834 cfs |
| Year Completed | 1992 (34 years old) |
| NID ID | WA00618 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Port of Seattle Headquarters
Local Government
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Significant HazardFrequently Asked Questions
What is the hazard classification of Miller Creek Regional Detention Facility?
Miller Creek Regional Detention Facility is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Miller Creek Regional Detention Facility?
Miller Creek Regional Detention Facility is owned by Port of Seattle Headquarters (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Miller Creek Regional Detention Facility built?
Miller Creek Regional Detention Facility 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 Miller Creek Regional Detention Facility?
Miller Creek Regional Detention Facility 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 Miller Creek Regional Detention Facility last inspected?
Miller Creek Regional Detention Facility was last inspected on July 7, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.