Spring Grove Township, AR has a moderate earthquake risk, with a total of 54 earthquakes since 1931. The USGS database shows that there is a 15.50% chance of a major earthquake within 50km of Spring Grove Township, AR within the next 50 years. The largest earthquake within 30 miles of Spring Grove Township, AR was a 4.2 Magnitude in 2005.
View the probability of a major earthquake within the next 50 years in Spring Grove Township, AR.
View the number of earthquake incidents in Spring Grove Township, AR by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Spring Grove Township, AR within 30 miles. All distances and depths in the table are measured in miles.