Dorchester County, South Carolina
Natural Hazard Risk Assessment — Population: 161,445
93.7NRI
Relatively Moderate
Overall Risk Rating
👥
Population
161,445
🏠
Building Value
$30.0B
💰
Annual Hazard Loss
$175.8M
⚠️
Hazards Tracked
15
Natural Hazard Risk Profile
🏔️
Relatively ModerateEarthquake
Annual Loss$58.2M
Risk Score97.9
🌀
Relatively HighHurricane
Annual Loss$84.5M
Risk Score97.9
❄️
Relatively HighIce Storm
Annual Loss$658K
Risk Score83.4
⚡
Relatively HighLightning
Annual Loss$1.0M
Risk Score82.7
🔥
Relatively LowWildfire
Annual Loss$454K
Risk Score79.0
🌊
Relatively ModerateRiverine Flooding
Annual Loss$22.6M
Risk Score78.7
🌪️
Relatively ModerateTornado
Annual Loss$3.8M
Risk Score74.8
🌡️
Relatively LowHeat Wave
Annual Loss$1.1M
Risk Score69.2
Show all 15 hazards
⛄
Relatively ModerateWinter Weather
Annual Loss$149K
Risk Score68.0
🥶
Relatively ModerateCold Wave
Annual Loss$2.4M
Risk Score67.9
🏖️
Relatively LowCoastal Flooding
Annual Loss$542K
Risk Score59.2
🧊
Relatively LowHail
Annual Loss$273K
Risk Score45.7
☀️
Very LowDrought
Annual Loss$22K
Risk Score27.7
💨
Relatively LowStrong Wind
Annual Loss$204K
Risk Score18.7
⛰️
Very LowLandslide
Annual Loss$66
Risk Score14.0
Dorchester County vs. National Average
🎯 Overall Risk
93.7+45.0 vs avg
National avg: 48.7
🔥 Wildfire Risk
79.0+30.3 vs avg
National avg: 48.7
👥 Social Vulnerability
16.0-33.2 vs avg
National avg: 49.2
🛡️ Community Resilience
57.4+8.7 vs avg
National avg: 48.7
Community Profile
Social Vulnerability
16.0
Very LowHigher scores indicate greater social vulnerability to natural hazards.
Community Resilience
57.4
Relatively ModerateHigher scores indicate better ability to prepare for, adapt to, and recover from hazards.
Frequently Asked Questions
Data from FEMA National Risk Index. For informational purposes only. Consult local authorities for property-specific risk.