Landslide Risk in Portland, OR
Risk Level: High — Score 5/10
Live Landslide alert status near Portland
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Live landslide map around Portland
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Key Risk Factors
- Moderate risk rating based on FEMA National Risk Index
- Estimated annual loss of $296K from this hazard type
- 35 events recorded in proximity in recent decades
- 4 event(s) in the 12 months to Aug 9, 2026
- Average annual frequency: 2.0 events per year
Last significant event: Landslide - American Cordillera, NE of Portland, Oregon, United States (2025-03-30) — 138 people exposed
Highest Risk Cities for Landslides
How Portland Compares
Notable Landslide Events Near Portland
DisasterAWARE's historical archive records 5 notable landslide events near Portland, ranked below by impact. The most impactful: Landslide - American Cordillera, SE of Portland, Oregon, United States (March 2025) — 154,000 people exposed; $16,752M capital exposed.
Landslide - American Cordillera, SE of Portland, Oregon, United States
March 24, 2025 — WARNING
154,000 people exposed; $16,752M capital exposed
Landslide - American Cordillera, SE of Portland, Oregon, United States
February 19, 2025 — WARNING
17,500 people exposed; $1,201M capital exposed
Landslide - American Cordillera, W of Portland, Oregon, United States
November 15, 2024 — WARNING
1,270 people exposed; $132M capital exposed
Landslide - American Cordillera, SE of Portland, Oregon, United States
August 23, 2024 — WARNING
619 people exposed; $76M capital exposed
Landslide - American Cordillera, NE of Portland, Oregon, United States
March 30, 2025 — WATCH
138 people exposed; $10M 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
How this data is built
Portland, OR landslide risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live landslide monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
The data behind this page
Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.
Monitor Landslide Risk in Real Time
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