Twin Lake Township, SD has a low earthquake risk, with a total of 4 earthquakes since 1931. The USGS database shows that there is a 1.66% chance of a major earthquake within 50km of Twin Lake Township, SD within the next 50 years. The largest earthquake within 30 miles of Twin Lake Township, SD was a 3.6 Magnitude in 1986.
View the probability of a major earthquake within the next 50 years in Twin Lake Township, SD.
View the number of earthquake incidents in Twin Lake Township, SD by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Twin Lake Township, SD within 30 miles. All distances and depths in the table are measured in miles.