Troy, IL has a low earthquake risk, with a total of 10 earthquakes since 1931. The USGS database shows that there is a 3.81% chance of a major earthquake within 50km of Troy, IL within the next 50 years. The largest earthquake within 30 miles of Troy, IL was a 5.6 Magnitude in 1974.
View the probability of a major earthquake within the next 50 years in Troy, IL.
View the number of earthquake incidents in Troy, IL by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Troy, IL within 30 miles. All distances and depths in the table are measured in miles.