Granite County, MT has a high earthquake risk, with a total of 4 earthquakes since 1931. The USGS database shows that there is a 32.30% chance of a major earthquake within 50km of Granite County, MT within the next 50 years. The largest earthquake within 30 miles of Granite County, MT was a 4.0 Magnitude in 2000.
View the probability of a major earthquake within the next 50 years in Granite County, MT.
View the number of earthquake incidents in Granite County, MT by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Granite County, MT within 30 miles. All distances and depths in the table are measured in miles.