Windsor County
Vermont — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 62th
Windsor County faces low composite natural disaster risk (NRI Risk Index score 61.6, 62th national percentile), driven primarily by landslide and riverine flood exposure. Expected annual loss across all 18 hazard types is $25M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Landslide | Medium | 2.06 / yr | $67K |
| Riverine Flood | Medium | 1.36 / yr | $19M |
| Winter Weather | Medium | 20.33 / yr | $187K |
| Hurricane | Low | 0.05 / yr | $880K |
| Ice Storm | Medium | 0.61 / yr | $256K |
| Heat Wave | Low | 1.95 / yr | $1M |
| Lightning | Medium | 21.10 / yr | $483K |
| Cold Wave | Low | 3.06 / yr | $1M |
| Avalanche | Very Low | 0.01 / yr | $1K |
| Earthquake | Very Low | 0.00 / yr | $380K |
| Strong Wind | Low | 1.04 / yr | $403K |
| Tornado | Low | 0.11 / yr | $585K |
| Wildfire | Very Low | 0.00 / yr | $13K |
| Hail | Very Low | 1.82 / yr | $107K |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Drought | 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 Windsor County?
Windsor County has a composite FEMA National Risk Index score of 61.6 out of 100, placing it in the Low category and the 62th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Windsor County?
The three highest-rated hazards are Landslide (Medium, $67K EAL), Riverine Flood (Medium, $19M EAL), Winter Weather (Medium, $187K EAL). These account for most of the county's expected annual losses.
How does Windsor County compare to other Vermont counties?
Windsor County ranks #2 of 14 Vermont 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. Windsor County's $25M EAL is a statistical average, not a guarantee for any specific year or address.