There are 492 earthquake incidents in Missouri on record since 1931. The state averages 6 earthquakes per year. The largest earthquake on record for Missouri occurred on 01/03/1977, with a depth of 5.0 miles and a magnitude of 5.0 on the Richter scale in Cape Girardeau County, MO.
Yearly Average Number of Earthquakes in Missouri
Total Number of Earthquakes in Missouri since 1931