Natural Disaster Risk in Pima County
Arizona
Risk Summary for Pima County
Pima County scores 6.8/10 (High risk), above the U.S. average of 4.5. The leading hazard is Extreme Heat.
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: Pima County, Arizona
Pima County, in the United States in Arizona, is characterized by its desert climate — intense summer heat and very low annual precipitation. The county faces a summer monsoon season bringing flash flood risk, and its FEMA risk assessment establishes the hazard baseline shared by all the towns and cities it contains.
Pima County's overall natural disaster risk is rated 6.8/10 (High) by FEMA's National Risk Index. The threat of extreme heat dominates the local risk profile, with the area experiencing heat waves that drive heat-related illness and place significant demand on energy infrastructure. Secondary hazards include wildfire and lightning.
Within Arizona, Pima County's risk is, slightly above the 6.1/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Pima County identifies heat as the foremost hazard, followed by wildfire and lightning. These rankings reflect the relative frequency and severity of each hazard type in the local environment.
Pima County's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.
What this means for Pima County: Extreme Heat preparedness
- Stay hydrated and limit outdoor activity during the hottest hours when heat advisories are issued.
- Ensure reliable air conditioning and identify nearby cooling centers for extreme heat days.
- Check on elderly neighbors and never leave children or pets in parked vehicles.
Cities in Pima County
ZIP codes in Pima County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.