Norwich, CT has a low earthquake risk, with a total of 16 earthquakes since 1931. The USGS database shows that there is a 1.27% chance of a major earthquake within 50km of Norwich, CT within the next 50 years. The largest earthquake within 30 miles of Norwich, CT was a 3.3 Magnitude in 2015.
View the probability of a major earthquake within the next 50 years in Norwich, CT.
View the number of earthquake incidents in Norwich, CT by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Norwich, CT within 30 miles. All distances and depths in the table are measured in miles.