San Diego County, CA has a very high earthquake risk, with a total of 1,476 earthquakes since 1931. The USGS database shows that there is a 93.52% chance of a major earthquake within 50km of San Diego County, CA within the next 50 years. The largest earthquake within 30 miles of San Diego County, CA was a 4.5 Magnitude in 1973.
View the probability of a major earthquake within the next 50 years in San Diego County, CA.
View the number of earthquake incidents in San Diego County, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in San Diego County, CA within 30 miles. All distances and depths in the table are measured in miles.