Polson Earthquake Information
Polson Earthquake Risk Grade
The USGS database shows that there is a 0.361% chance of a major earthquake within 50 miles of Polson, Montana within the next 50 years. The largest earthquake within 50 miles of Polson, Montana was a 5 Magnitude in 1975.
Probability of earthquakes within the next 50 years
Within 31 Miles / 50km above magnitude
Historical Earthquake Data (Within 50 Miles)
All distances and depths in the table below are measured in miles.