Grundy County
Missouri — Natural Disaster Risk Assessment
Very LowComposite Risk Score
National percentile: 28th
Grundy County faces very low composite natural disaster risk (NRI Risk Index score 27.9, 28th national percentile), driven primarily by drought and tornado 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
| Drought | Medium | 16.02 / yr | $1M |
| Tornado | Low | 0.21 / yr | $2M |
| Landslide | Very Low | 0.14 / yr | $3K |
| Heat Wave | Low | 8.95 / yr | $520K |
| Cold Wave | Low | 4.47 / yr | $769K |
| Hail | Low | 4.08 / yr | $199K |
| Wildfire | Very Low | 0.00 / yr | $32K |
| Lightning | Low | 47.84 / yr | $104K |
| Earthquake | Very Low | 0.00 / yr | $68K |
| Riverine Flood | Very Low | 0.86 / yr | $3M |
| Strong Wind | Low | 3.22 / yr | $235K |
| Winter Weather | Low | 11.58 / yr | $22K |
| Ice Storm | Very Low | 0.32 / yr | $11K |
| Hurricane | Very Low | 0.01 / yr | $3K |
| 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 Grundy County?
Grundy County has a composite FEMA National Risk Index score of 27.9 out of 100, placing it in the Very Low category and the 28th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Grundy County?
The three highest-rated hazards are Drought (Medium, $1M EAL), Tornado (Low, $2M EAL), Landslide (Very Low, $3K EAL). These account for most of the county's expected annual losses.
How does Grundy County compare to other Missouri counties?
Grundy County ranks #89 of 115 Missouri 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. Grundy County's $8M EAL is a statistical average, not a guarantee for any specific year or address.