Miller County
Arkansas — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 71th
Miller County faces low composite natural disaster risk (NRI Risk Index score 70.8, 71th national percentile), driven primarily by hail and ice storm exposure. Expected annual loss across all 18 hazard types is $20M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Hail | High | 5.29 / yr | $4M |
| Ice Storm | Very High | 0.76 / yr | $2M |
| Strong Wind | High | 5.35 / yr | $1M |
| Heat Wave | Medium | 19.05 / yr | $2M |
| Tornado | Medium | 0.49 / yr | $4M |
| Lightning | Medium | 62.20 / yr | $512K |
| Drought | Medium | 28.50 / yr | $641K |
| Earthquake | Low | 0.00 / yr | $504K |
| Wildfire | Low | 0.00 / yr | $79K |
| Winter Weather | Medium | 4.21 / yr | $69K |
| Riverine Flood | Low | 1.29 / yr | $6M |
| Hurricane | Very Low | 0.03 / yr | $57K |
| Cold Wave | Low | 0.95 / yr | $430K |
| Landslide | Very Low | 0.17 / yr | $376 |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Miller County?
Miller County has a composite FEMA National Risk Index score of 70.8 out of 100, placing it in the Low category and the 71th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Miller County?
The three highest-rated hazards are Hail (High, $4M EAL), Ice Storm (Very High, $2M EAL), Strong Wind (High, $1M EAL). These account for most of the county's expected annual losses.
How does Miller County compare to other Arkansas counties?
Miller County ranks #22 of 75 Arkansas counties for overall natural disaster risk, with a 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. Miller County's $20M EAL is a statistical average, not a guarantee for any specific year or address.