Hart Township, SD has a very low earthquake risk, with a total of 1 earthquakes since 1931. The USGS database shows that there is a 0.61% chance of a major earthquake within 50km of Hart Township, SD within the next 50 years. The largest earthquake within 30 miles of Hart Township, SD was a 3.7 Magnitude in 1995.
View the probability of a major earthquake within the next 50 years in Hart Township, SD.
View the number of earthquake incidents in Hart Township, SD by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Hart Township, SD within 30 miles. All distances and depths in the table are measured in miles.