Natural Disaster Risk in Lyon County
Nevada
Risk Summary for Lyon County
Lyon County scores 5.8/10 (Moderate risk), above the U.S. average of 4.5. The leading hazard is Wildfire.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Average risk — standard coverage usually sufficient
This area carries average natural disaster risk. A standard homeowners or renters policy should cover common events, but review the exclusions for floods and earthquakes, which are almost never included by default.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Lyon County, Nevada
Lyon County is located in the United States in Nevada, home to roughly 59,117 residents. The county experiences extreme summer heat and very low precipitation, with intense heat waves in summer 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.
According to FEMA's National Risk Index, Lyon County carries an overall risk score of 5.8/10, placing it in the moderate category. Fire risk is the leading concern in the area, where seasonal drought and combustible vegetation combine to create a high-risk wildfire environment. The area also faces notable exposure to volcano and earthquake.
Lyon County's risk score, slightly above the 5.1/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Lyon County, the highest-scoring are wildfire, volcano, and earthquake. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
With a moderate risk rating, Lyon County residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for wildfire is recommended.
What this means for Lyon County: Wildfire preparedness
- Create defensible space by clearing flammable vegetation within 30–100 feet of structures.
- Use fire-resistant roofing and screen vents to block ember intrusion, the leading cause of home ignition.
- Prepare a go-bag and evacuation plan; wildfires can move faster than expected when winds pick up.
Cities in Lyon County
ZIP codes in Lyon County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.