Carroll County
Virginia — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 45th
Carroll County faces low composite natural disaster risk (NRI Risk Index score 45.1, 45th national percentile), driven primarily by landslide and cold wave exposure. Expected annual loss across all 18 hazard types is $10M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Landslide | Medium | 1.33 / yr | $57K |
| Cold Wave | High | 3.94 / yr | $5M |
| Drought | Low | 6.58 / yr | $232K |
| Hurricane | Low | 0.03 / yr | $163K |
| Ice Storm | Low | 0.70 / yr | $79K |
| Avalanche | Very Low | 0.01 / yr | $762 |
| Wildfire | Very Low | 0.00 / yr | $46K |
| Lightning | Low | 47.91 / yr | $157K |
| Earthquake | Very Low | 0.00 / yr | $169K |
| Winter Weather | Low | 10.47 / yr | $36K |
| Riverine Flood | Low | 1.89 / yr | $4M |
| Hail | Low | 4.48 / yr | $113K |
| Strong Wind | Low | 2.87 / yr | $237K |
| Tornado | Low | 0.09 / yr | $365K |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Heat Wave | 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 Carroll County?
Carroll County has a composite FEMA National Risk Index score of 45.1 out of 100, placing it in the Low category and the 45th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Carroll County?
The three highest-rated hazards are Landslide (Medium, $57K EAL), Cold Wave (High, $5M EAL), Drought (Low, $232K EAL). These account for most of the county's expected annual losses.
How does Carroll County compare to other Virginia counties?
Carroll County ranks #45 of 133 Virginia 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. Carroll County's $10M EAL is a statistical average, not a guarantee for any specific year or address.