Payette County
Idaho — Natural Disaster Risk Assessment
Very LowComposite Risk Score
National percentile: 17th
Payette County faces very low composite natural disaster risk (NRI Risk Index score 17.1, 17th national percentile), driven primarily by wildfire and winter weather exposure. Expected annual loss across all 18 hazard types is $8M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Wildfire | Medium | 0.01 / yr | $2M |
| Winter Weather | Low | 8.26 / yr | $105K |
| Earthquake | Very Low | 0.00 / yr | $457K |
| Heat Wave | Low | 4.53 / yr | $428K |
| Volcanic Activity | Very Low | 0.00 / yr | $12 |
| Landslide | Very Low | 0.20 / yr | $633 |
| Riverine Flood | Very Low | 0.25 / yr | $5M |
| Hail | Very Low | 0.25 / yr | $134K |
| Lightning | Very Low | 18.62 / yr | $92K |
| Drought | Very Low | 19.19 / yr | $616 |
| Strong Wind | Very Low | 0.32 / yr | $137K |
| Ice Storm | Very Low | 0.02 / yr | $7K |
| Cold Wave | Very Low | 0.05 / yr | $69K |
| Avalanche | Very Low | 0.01 / yr | $6 |
| Tornado | Very Low | 0.02 / yr | $39K |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Hurricane | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Payette County?
Payette County has a composite FEMA National Risk Index score of 17.1 out of 100, placing it in the Very Low category and the 17th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Payette County?
The three highest-rated hazards are Wildfire (Medium, $2M EAL), Winter Weather (Low, $105K EAL), Earthquake (Very Low, $457K EAL). These account for most of the county's expected annual losses.
How does Payette County compare to other Idaho counties?
Payette County ranks #34 of 44 Idaho 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. Payette County's $8M EAL is a statistical average, not a guarantee for any specific year or address.