Decker Township, IL has a moderate earthquake risk, with a total of 41 earthquakes since 1931. The USGS database shows that there is a 7.60% chance of a major earthquake within 50km of Decker Township, IL within the next 50 years. The largest earthquake within 30 miles of Decker Township, IL was a 5.4 Magnitude in 2008.
View the probability of a major earthquake within the next 50 years in Decker Township, IL.
View the number of earthquake incidents in Decker Township, IL by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Decker Township, IL within 30 miles. All distances and depths in the table are measured in miles.