There are 16 earthquake incidents in Maryland on record since 1931. The state averages less than 1 earthquake per year. The largest earthquake on record for Maryland occurred on 07/16/2010, with a depth of 5.0 miles and a magnitude of 3.4 on the Richter scale in Montgomery County, MD.
Yearly Average Number of Earthquakes in Maryland
Total Number of Earthquakes in Maryland since 1931