Wood County
Wisconsin — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 76th
Wood County faces low composite natural disaster risk (NRI Risk Index score 75.9, 76th national percentile), driven primarily by cold wave and hail exposure. Expected annual loss across all 18 hazard types is $39M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Cold Wave | High | 8.37 / yr | $12M |
| Hail | Medium | 2.73 / yr | $2M |
| Tornado | Medium | 0.36 / yr | $4M |
| Riverine Flood | Medium | 0.71 / yr | $20M |
| Lightning | Medium | 32.95 / yr | $461K |
| Winter Weather | Low | 15.26 / yr | $82K |
| Heat Wave | Low | 1.42 / yr | $406K |
| Wildfire | Very Low | 0.00 / yr | $48K |
| Ice Storm | Low | 0.20 / yr | $74K |
| Strong Wind | Low | 2.64 / yr | $391K |
| Landslide | Very Low | 0.09 / yr | $300 |
| Earthquake | Very Low | 0.00 / yr | $36K |
| Drought | Very Low | 0.61 / yr | $479 |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Hurricane | Very Low | 0.01 / 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 Wood County?
Wood County has a composite FEMA National Risk Index score of 75.9 out of 100, placing it in the Low category and the 76th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Wood County?
The three highest-rated hazards are Cold Wave (High, $12M EAL), Hail (Medium, $2M EAL), Tornado (Medium, $4M EAL). These account for most of the county's expected annual losses.
How does Wood County compare to other Wisconsin counties?
Wood County ranks #17 of 72 Wisconsin 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. Wood County's $39M EAL is a statistical average, not a guarantee for any specific year or address.