Natural Disaster Risk in Sumter

Natural Hazard Profile: Sumter, South Carolina

Sumter, in Sumter County, is a city of approximately 38,538 residents situated near the Atlantic Coast of the southeastern United States. Its humid subtropical climate brings hot, humid summers and mild winters, and in particular an active hurricane season with direct storm threat to the coastline. These conditions collectively define the natural hazard environment that Sumter residents and property owners must navigate.

According to FEMA's National Risk Index, Sumter carries an overall risk score of 7.1/10, placing it in the high category. Hurricane and tropical storm exposure tops the local risk profile, with the community vulnerable to storm surge, high sustained winds, and flooding rainfall during the June–November season. The area also faces notable exposure to earthquake and wind.

Within South Carolina, Sumter's risk is, slightly above the 6.6/10 state average. Nationally, it ranks well above the U.S. national average of 4.5/10. FEMA's analysis of Sumter County identifies hurricane as the foremost hazard, followed by earthquake and wind. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a high natural disaster risk rating, Sumter residents benefit from taking preparedness seriously. Reviewing insurance coverage for hurricane and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.