Southwest Fall River, SD has a low earthquake risk, with a total of 10 earthquakes since 1931. The USGS database shows that there is a 1.36% chance of a major earthquake within 50km of Southwest Fall River, SD within the next 50 years. The largest earthquake within 30 miles of Southwest Fall River, SD was a 4.0 Magnitude in 2011.
View the probability of a major earthquake within the next 50 years in Southwest Fall River, SD.
View the number of earthquake incidents in Southwest Fall River, SD by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Southwest Fall River, SD within 30 miles. All distances and depths in the table are measured in miles.