St. Marys, MD has a very low earthquake risk, with a total of 0 earthquakes since 1931. The USGS database shows that there is a 0.37% chance of a major earthquake within 50km of St. Marys, MD within the next 50 years.
View the probability of a major earthquake within the next 50 years in St. Marys, MD.
See Maryland Earthquake Report or St. Marys County, MD Earthquake Report