7
Very High
Landslide Risk in Seattle, WA
Risk Level: Very High — Score 7/10
FEMA: 7Historical: 10
Key Risk Factors
- FEMA rates Seattle's county as Relatively High risk
- Estimated annual loss of $2M from this hazard type
- 46 events recorded in proximity in recent decades
- High recent activity — multiple events in the last 12 months
- Average annual frequency: 4.3 events per year
Last significant event: Landslide - American Cordillera, SW of Seattle, Washington, United States (2025-03-28) — 162,000 people exposed
Highest Risk Cities for Landslides
Seattle is not in the top 10 for landslide risk among tracked cities.
How Seattle Compares
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Notable Landslide Events Near Seattle
Landslide - American Cordillera, SW of Seattle, Washington, United States
March 27, 2025 — WARNING
162,000 people exposed; $27,541M capital exposed
Landslide - American Cordillera, SW of Seattle, Washington, United States
January 31, 2024 — WARNING
196,000 people exposed; $49,159M capital exposed
Landslide - Pacific Coast Ranges, SW of Seattle, Washington, United States
December 19, 2024 — WARNING
168,030 people exposed; $30,430M capital exposed
Landslide - American Cordillera, SE of Seattle, Washington, United States
December 5, 2023 — WARNING
4,370 people exposed; $133M capital exposed
Landslide - American Cordillera, NE of Aberdeen, Washington, United States
February 22, 2025 — WARNING
42,304 people exposed; $3,803M capital exposed
Landslide Preparedness Tips
- 1.Learn the signs of an impending landslide — new cracks, tilting trees, unusual water flow
- 2.Avoid building near steep slopes, drainage channels, or past slide areas
- 3.Plant ground cover on slopes to stabilize soil and reduce erosion
- 4.Create proper drainage around your property to direct water away from slopes
- 5.Have an evacuation plan ready if you live in a landslide-prone area
Related Pages
Earthquake Risk in Seattle
Score: 9/10
Wildfire Risk in Seattle
Score: 3/10
Hurricane Risk in Seattle
Score: 0/10
Flood Risk in Seattle
Score: 9/10
Tornado Risk in Seattle
Score: 5/10
Winter Storm Risk in Seattle
Score: 7/10
Extreme Heat Risk in Seattle
Score: 7/10
Drought Risk in Seattle
Score: 1/10
High Wind Risk in Seattle
Score: 1/10
Tsunami Risk in Seattle
Score: 3/10
Landslide Risk in Portland, OR
Score: 5/10
Landslide Risk in Sacramento, CA
Score: 3/10
Landslide Risk in Oakland, CA
Score: 7/10
Monitor Landslide Risk in Real Time
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