Castle Rock, WA has a high earthquake risk, with a total of 921 earthquakes since 1931. The USGS database shows that there is a 40.69% chance of a major earthquake within 50km of Castle Rock, WA within the next 50 years. The largest earthquake within 30 miles of Castle Rock, WA was a 4.4 Magnitude in 1980.
View the probability of a major earthquake within the next 50 years in Castle Rock, WA.
View the number of earthquake incidents in Castle Rock, WA by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Castle Rock, WA within 30 miles. All distances and depths in the table are measured in miles.