Willow Branch Township, IL has a very low earthquake risk, with a total of 0 earthquakes since 1931. The USGS database shows that there is a 0.46% chance of a major earthquake within 50km of Willow Branch Township, IL within the next 50 years.
View the probability of a major earthquake within the next 50 years in Willow Branch Township, IL.
See Illinois Earthquake Report or Piatt County, IL Earthquake Report