Ridgemark, CA has a very high earthquake risk, with a total of 10,214 earthquakes since 1931. The USGS database shows that there is a 99.99% chance of a major earthquake within 50km of Ridgemark, CA within the next 50 years. The largest earthquake within 30 miles of Ridgemark, CA was a 5.5 Magnitude in 1979.
View the probability of a major earthquake within the next 50 years in Ridgemark, CA.
View the number of earthquake incidents in Ridgemark, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Ridgemark, CA within 30 miles. All distances and depths in the table are measured in miles.