Sweet Grass, MT has a low earthquake risk, with a total of 17 earthquakes since 1931. The USGS database shows that there is a 3.21% chance of a major earthquake within 50km of Sweet Grass, MT within the next 50 years. The largest earthquake within 30 miles of Sweet Grass, MT was a 3.6 Magnitude in 1980.
View the probability of a major earthquake within the next 50 years in Sweet Grass, MT.
View the number of earthquake incidents in Sweet Grass, MT by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Sweet Grass, MT within 30 miles. All distances and depths in the table are measured in miles.