Santa Cruz County, CA has a very high earthquake risk, with a total of 251 earthquakes since 1931. The USGS database shows that there is a 99.68% chance of a major earthquake within 50km of Santa Cruz County, CA within the next 50 years. The largest earthquake within 30 miles of Santa Cruz County, CA was a 6.9 Magnitude in 1989.
View the probability of a major earthquake within the next 50 years in Santa Cruz County, CA.
View the number of earthquake incidents in Santa Cruz County, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Santa Cruz County, CA within 30 miles. All distances and depths in the table are measured in miles.