Santa Ana, CA has a very high earthquake risk, with a total of 7,727 earthquakes since 1931. The USGS database shows that there is a 95.85% chance of a major earthquake within 50km of Santa Ana, CA within the next 50 years. The largest earthquake within 30 miles of Santa Ana, CA was a 5.7 Magnitude in 1987.
View the probability of a major earthquake within the next 50 years in Santa Ana, CA.
View the number of earthquake incidents in Santa Ana, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Santa Ana, CA within 30 miles. All distances and depths in the table are measured in miles.