Siskiyou County, CA has a moderate earthquake risk, with a total of 111 earthquakes since 1931. The USGS database shows that there is a 25.22% chance of a major earthquake within 50km of Siskiyou County, CA within the next 50 years. The largest earthquake within 30 miles of Siskiyou County, CA was a 3.9 Magnitude in 2019.
View the probability of a major earthquake within the next 50 years in Siskiyou County, CA.
View the number of earthquake incidents in Siskiyou County, CA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Siskiyou County, CA within 30 miles. All distances and depths in the table are measured in miles.