Seattle Metropolitan Area, Washington Flash Flood Tracking

Complete flash flood information for Seattle Metropolitan Area County, Washington - from real-time warnings to historical data and comprehensive statistics dating back to 1996.

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Flood Database and Statistics

Comprehensive database of flood events in Seattle metropolitan area, Washington recorded since 1996 through the end of 2024(9 total records)

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Key Flood Statistics

Total Floods

Total Deaths

Total Injuries

Property Damage

$20.1M

Flash Floods

Flood Events

Flood Analysis and Trends

Detailed charts and visualizations revealing flood patterns by type, seasonality, and impact. These analytics show historical trends and unique characteristics of flood activity in this region.

Monthly Distribution

Shows flood frequency across different months of the year, highlighting seasonal patterns. This information helps identify peak flood seasons and periods of heightened risk.

Summary: In SEATTLE METROPOLITAN AREA, Washington, November is the most active month with 3 flood events (33% of all recorded events). The primary flood season occurs during November, January, December, accounting for 78% of all floods in this region.

Annual Flood Trends

Tracks flood occurrences and impacts over time, revealing long-term patterns and significant events. Toggle the metrics below to customize your view.

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Property Damage Trends ($ Millions)

Visualizes the financial impact of floods across years using a square root scale. This approach ensures both major damage events and smaller impacts are visible on the same chart.

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Flood Event Type Distribution

Shows the breakdown between Flash Floods and regular Flood events. Flash floods are typically more dangerous due to their rapid onset.

Summary: In SEATTLE METROPOLITAN AREA, Washington, Flood events are more common, representing 100% of all flood events. Flash floods typically pose greater immediate danger due to their rapid development and higher water velocities.

Flood Event Timeline

Comprehensive chronological list of all flood events with detailed information on each occurrence. View specifics about type, damage, casualties, and timing for individual flood events.

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Historical Flood Events

December 10, 2004 - SEATTLE METROPOLITAN AREA County

4:30 AMFlood

November 24, 2004 - SEATTLE METROPOLITAN AREA County

5:30 PMFlood

October 20, 2003 - SEATTLE METROPOLITAN AREA County

10:30 AMFlood

January 7, 2002 - SEATTLE METROPOLITAN AREA County

4:00 PMFlood

December 16, 2001 - SEATTLE METROPOLITAN AREA County

5:00 AMFlood

November 14, 2001 - SEATTLE METROPOLITAN AREA County

10:00 AMFlood

November 11, 1999 - SEATTLE METROPOLITAN AREA County

12:00 PMFlood

March 20, 1997 - SEATTLE METROPOLITAN AREA County

1:00 AMFlood

January 1, 1997 - SEATTLE METROPOLITAN AREA County

8:00 PMFlood1 fatalities

Processing Seattle Metropolitan Area County Data