Environmental Risk Report for Clarendon County, South Carolina
Comprehensive environmental hazard assessment
Coordinates: 33.6654°N, 80.2166°W • FIPS: 45027
Risk Assessment for Clarendon County, South Carolina
About Clarendon County, South Carolina
Clarendon County is a county in SC known for its humid subtropical climate with warm summers and ample precipitation. Its coastal location provides beautiful scenery but also creates unique vulnerability to storm surge and coastal flooding.
Our risk scores for Clarendon County are calculated using data from the Federal Emergency Management Agency (FEMA) National Risk Index, the U.S. Geological Survey (USGS) earthquake databases, the Environmental Protection Agency (EPA) AirNow program, and the National Weather Service (NWS) alert system. These federal datasets provide comprehensive coverage of natural and technological hazard exposure.
Notable historical events affecting this area include the 1989 Hurricane Hugo (Category 4, 35 deaths in SC, $7B damage, devastated Charleston); the 2015 October Floods (Historic 1,000-year rainfall event, 19 deaths, $2B damage); the 2016 Hurricane Matthew (Category 1, 25 deaths, severe flooding in eastern SC). These events underscore the importance of environmental risk awareness and preparedness for residents and property owners.
Notable Historical Events in South Carolina
Understanding Risk Factors for Clarendon County
🌀 Hurricane Risk
Clarendon County is vulnerable to Atlantic hurricanes and tropical storms, particularly during the June–November season. While direct hits from major hurricanes are less frequent than in the Gulf states, nor'easters and weakening tropical systems can cause significant flooding and wind damage. Coastal erosion from repeated storm events is an ongoing concern.
🌊 Flood Risk
Clarendon County faces significant flood risk due to its coastal location. Storm surge from hurricanes and tropical systems can push water miles inland, while heavy rainfall events strain local drainage systems. FEMA flood zone maps identify multiple high-risk areas, particularly in low-lying neighborhoods near the coastline and waterways.
💨 Air Quality
Air quality monitoring in Clarendon County draws from EPA AirNow sensors measuring particulate matter (PM2.5), ozone levels, and other pollutants that affect respiratory health. Seasonal variations and agricultural or industrial activity can influence local air quality.
🔥 Wildfire Risk
Wildfire risk evaluation considers vegetation density, climate conditions, historical fire data, and terrain characteristics in Clarendon County. Seasonal weather patterns and local land management practices influence the area's fire vulnerability.
Other County Risk Reports in South Carolina
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