Big Rock Township, AR has a low earthquake risk, with a total of 3 earthquakes since 1931. The USGS database shows that there is a 1.87% chance of a major earthquake within 50km of Big Rock Township, AR within the next 50 years. The largest earthquake within 30 miles of Big Rock Township, AR was a 3.1 Magnitude in 1982.
View the probability of a major earthquake within the next 50 years in Big Rock Township, AR.
View the number of earthquake incidents in Big Rock Township, AR by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Big Rock Township, AR within 30 miles. All distances and depths in the table are measured in miles.