Greenlee County
Arizona — Natural Disaster Risk Assessment
Very LowComposite Risk Score
National percentile: 12th
Greenlee County faces very low composite natural disaster risk (NRI Risk Index score 12.4, 12th national percentile), driven primarily by wildfire and lightning exposure. Expected annual loss across all 18 hazard types is $5M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Wildfire | Low | 0.00 / yr | $531K |
| Lightning | Medium | 65.84 / yr | $653K |
| Landslide | Low | 1.74 / yr | $3K |
| Heat Wave | Low | 3.07 / yr | $589K |
| Avalanche | Very Low | 0.01 / yr | $332 |
| Drought | Low | 84.39 / yr | $31K |
| Riverine Flood | Very Low | 0.93 / yr | $3M |
| Winter Weather | Low | 9.05 / yr | $28K |
| Earthquake | Very Low | 0.00 / yr | $34K |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
| Hurricane | Very Low | 0.02 / yr | $630 |
| Hail | Very Low | 0.11 / yr | $9K |
| Cold Wave | Very Low | 0.03 / yr | $4K |
| Strong Wind | Very Low | 0.20 / yr | $11K |
| Tornado | Very Low | 0.02 / yr | $849 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Ice Storm | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Greenlee County?
Greenlee County has a composite FEMA National Risk Index score of 12.4 out of 100, placing it in the Very Low category and the 12th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Greenlee County?
The three highest-rated hazards are Wildfire (Low, $531K EAL), Lightning (Medium, $653K EAL), Landslide (Low, $3K EAL). These account for most of the county's expected annual losses.
How does Greenlee County compare to other Arizona counties?
Greenlee County ranks #15 of 15 Arizona counties for overall natural disaster risk, with a very low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Greenlee County's $5M EAL is a statistical average, not a guarantee for any specific year or address.