SC
South Carolina
Comprehensive climate risk and disaster history profile
49
Billion-Dollar Events
$49.4B
Total Economic Impact
46
Counties
73.29
Avg Risk Score
Top Natural Hazards
Based on FEMA National Risk Index data across all 46 counties
ERQK
84.42
Avg Risk Score
Tropical Cyclone
82.89
Avg Risk Score
ISTM
79.12
Avg Risk Score
Lightning
71.78
Avg Risk Score
Strong Wind
70.85
Avg Risk Score
Tornado
69.19
Avg Risk Score
Disaster Type Breakdown
Historical billion-dollar events by category (1980-2024)
Severe Storm
26 events
$6.4B
Winter Storm
8 events
$0.9B
Drought
6 events
$1.4B
Tropical Cyclone
5 events
$38.3B
Flooding
2 events
$2.3B
Freeze
2 events
$0.2B
Disaster Trends by Decade
How disaster frequency and costs have changed over time
Highest Risk Counties
Counties with the highest overall risk scores based on FEMA NRI
| Rank | County | Risk Score | Risk Rating | SVI Percentile |
|---|---|---|---|---|
| 1 | Charleston | 99.46 | 4519.0% | |
| 2 | Horry | 98.98 | 7368.0% | |
| 3 | Beaufort | 98.35 | 5070.0% | |
| 4 | Berkeley | 98.0 | 6213.0% | |
| 5 | Dorchester | 97.3 | 6461.0% | |
| 6 | Georgetown | 95.26 | 7037.0% | |
| 7 | Richland | 93.35 | 7810.0% | |
| 8 | Florence | 93.1 | 8453.0% | |
| 9 | Lexington | 92.08 | 4984.0% | |
| 10 | Orangeburg | 91.76 | 8924.0% |
Recent Major Events
Most costly billion-dollar disasters in the past 10 years
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