Hanahan, SC has a moderate earthquake risk, with a total of 70 earthquakes since 1931. The USGS database shows that there is a 13.25% chance of a major earthquake within 50km of Hanahan, SC within the next 50 years. The largest earthquake within 30 miles of Hanahan, SC was a 4.7 Magnitude in 1974.
View the probability of a major earthquake within the next 50 years in Hanahan, SC.
View the number of earthquake incidents in Hanahan, SC by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Hanahan, SC within 30 miles. All distances and depths in the table are measured in miles.