San Ramon, CA has a very high earthquake risk, with a total of 5,471 earthquakes since 1931. The USGS database shows that there is a 99.40% chance of a major earthquake within 50km of San Ramon, CA within the next 50 years. The largest earthquake within 30 miles of San Ramon, CA was a 5.6 Magnitude in 1980.
View the probability of a major earthquake within the next 50 years in San Ramon, CA.
View the number of earthquake incidents in San Ramon, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in San Ramon, CA within 30 miles. All distances and depths in the table are measured in miles.