Earthquake Risk in Connecticut

Connecticut has low seismic risk but is not immune to earthquakes. The state sits in a moderately active zone of the northeastern US and has experienced small to moderate earthquakes throughout its history, with shaking occasionally felt from larger events in neighboring states.

The largest earthquake recorded in Connecticut was a magnitude 3.3 0 km NE of Wauregan, Connecticut on January 12, 2015. Connecticut has 3 notable earthquakes on record since 2004, with the most recent being a M2.6 on January 13, 2015.