Johnsville, CA has a very high earthquake risk, with a total of 1,107 earthquakes since 1931. The USGS database shows that there is a 90.07% chance of a major earthquake within 50km of Johnsville, CA within the next 50 years. The largest earthquake within 30 miles of Johnsville, CA was a 5.2 Magnitude in 2001.
View the probability of a major earthquake within the next 50 years in Johnsville, CA.
View the number of earthquake incidents in Johnsville, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Johnsville, CA within 30 miles. All distances and depths in the table are measured in miles.