Jasper County
South Carolina — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 79th
Jasper County faces low composite natural disaster risk (NRI Risk Index score 78.6, 79th national percentile), driven primarily by hurricane and earthquake exposure. Expected annual loss across all 18 hazard types is $29M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Hurricane | High | 0.33 / yr | $22M |
| Earthquake | Low | 0.00 / yr | $2M |
| Wildfire | Low | 0.00 / yr | $223K |
| Heat Wave | Low | 9.61 / yr | $715K |
| Coastal Flood | Low | 3.63 / yr | $301K |
| Lightning | Low | 66.21 / yr | $197K |
| Drought | Low | 24.52 / yr | $87K |
| Tornado | Low | 0.29 / yr | $517K |
| Riverine Flood | Very Low | 0.36 / yr | $3M |
| Hail | Very Low | 2.45 / yr | $96K |
| Ice Storm | Low | 0.62 / yr | $26K |
| Cold Wave | Low | 0.54 / yr | $322K |
| Strong Wind | Low | 1.80 / yr | $217K |
| Winter Weather | Very Low | 0.83 / yr | $13K |
| Landslide | Very Low | 0.12 / yr | $10 |
| Avalanche | 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 Jasper County?
Jasper County has a composite FEMA National Risk Index score of 78.6 out of 100, placing it in the Low category and the 79th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Jasper County?
The three highest-rated hazards are Hurricane (High, $22M EAL), Earthquake (Low, $2M EAL), Wildfire (Low, $223K EAL). These account for most of the county's expected annual losses.
How does Jasper County compare to other South Carolina counties?
Jasper County ranks #23 of 46 South Carolina 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. Jasper County's $29M EAL is a statistical average, not a guarantee for any specific year or address.