Old Saybrook, CT has a low earthquake risk, with a total of 15 earthquakes since 1931. The USGS database shows that there is a 1.27% chance of a major earthquake within 50km of Old Saybrook, CT within the next 50 years. The largest earthquake within 30 miles of Old Saybrook, CT was a 3.8 Magnitude in 1981.
View the probability of a major earthquake within the next 50 years in Old Saybrook, CT.
View the number of earthquake incidents in Old Saybrook, CT by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Old Saybrook, CT within 30 miles. All distances and depths in the table are measured in miles.