Four Mile Township, IL has a moderate earthquake risk, with a total of 26 earthquakes since 1931. The USGS database shows that there is a 8.79% chance of a major earthquake within 50km of Four Mile Township, IL within the next 50 years. The largest earthquake within 30 miles of Four Mile Township, IL was a 3.5 Magnitude in 1978.
View the probability of a major earthquake within the next 50 years in Four Mile Township, IL.
View the number of earthquake incidents in Four Mile Township, IL by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Four Mile Township, IL within 30 miles. All distances and depths in the table are measured in miles.