Natural Disaster Risk in Clackamas County
Oregon
Risk Summary for Clackamas County
Clackamas County scores 7.7/10 (High risk), above the U.S. average of 4.5. The leading hazard is Volcanic Activity.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Above-average risk — check your policy limits
Standard homeowners insurance may not fully cover all hazards rated highly in this area. Verify that your policy includes adequate coverage for the top local hazards, and ask your insurer about specific endorsements or separate policies (e.g., flood, earthquake).
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Clackamas County, Oregon
Clackamas County is located in the United States in Oregon, home to roughly 421,252 residents. The county experiences mild, wet winters on the coast and semi-arid conditions inland, with a high wildfire risk period in the dry summer months shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.
FEMA rates Clackamas County's composite natural disaster risk at 7.7 out of 10 — high risk. The threat from nearby active volcanoes tops the local risk profile, with potential hazards including ash fall that disrupts air travel and agriculture, and lava that threatens infrastructure. Residents should also account for earthquake and avalanche risk in their preparedness planning.
Clackamas County's risk score, considerably above the 5.7/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Clackamas County, the highest-scoring are volcano, earthquake, and avalanche. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
With a high natural disaster risk rating, Clackamas County residents benefit from taking preparedness seriously. Reviewing insurance coverage for volcano and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.
What this means for Clackamas County: Volcanic Activity preparedness
- Keep dust masks and eye protection on hand for ashfall events, which can affect breathing and visibility.
- Monitor official volcano alert levels and have an evacuation plan for lava or lahar zones.
- Protect electronics and HVAC systems from fine volcanic ash during eruptions.
Cities in Clackamas County
ZIP codes in Clackamas County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.