Johnstown, PA Earthquake Report
Maps of Earthquakes in Johnstown, PA
Johnstown, PA Earthquake Probability
The USGS database shows that there is a 0.47% chance of a major earthquake within 50km of Johnstown, PA within the next 50 years. The largest earthquake within 30 miles of Johnstown, PA was a 3 Magnitude in 1982.
Probability of earthquakes within the next 50 years
Within 31 Miles / 50km above magnitude