Allegan County
Michigan — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 69th
Allegan County faces low composite natural disaster risk (NRI Risk Index score 68.5, 69th national percentile), driven primarily by strong wind and hail exposure. Expected annual loss across all 18 hazard types is $32M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Strong Wind | High | 2.88 / yr | $2M |
| Hail | Medium | 1.51 / yr | $1M |
| Riverine Flood | Medium | 0.61 / yr | $22M |
| Tornado | Medium | 0.53 / yr | $4M |
| Ice Storm | Medium | 1.44 / yr | $214K |
| Winter Weather | Medium | 30.26 / yr | $124K |
| Landslide | Very Low | 0.19 / yr | $3K |
| Cold Wave | Low | 1.05 / yr | $2M |
| Lightning | Low | 34.19 / yr | $326K |
| Earthquake | Very Low | 0.00 / yr | $291K |
| Heat Wave | Low | 2.68 / yr | $339K |
| Hurricane | Very Low | 0.01 / yr | $30K |
| Wildfire | Very Low | 0.00 / yr | $20K |
| Coastal Flood | Very Low | 0.01 / yr | $4K |
| Avalanche | 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 Allegan County?
Allegan County has a composite FEMA National Risk Index score of 68.5 out of 100, placing it in the Low category and the 69th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Allegan County?
The three highest-rated hazards are Strong Wind (High, $2M EAL), Hail (Medium, $1M EAL), Riverine Flood (Medium, $22M EAL). These account for most of the county's expected annual losses.
How does Allegan County compare to other Michigan counties?
Allegan County ranks #25 of 83 Michigan 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. Allegan County's $32M EAL is a statistical average, not a guarantee for any specific year or address.