Cascadia, OR has a moderate earthquake risk, with a total of 105 earthquakes since 1931. The USGS database shows that there is a 13.51% chance of a major earthquake within 50km of Cascadia, OR within the next 50 years. The largest earthquake within 30 miles of Cascadia, OR was a 4.4 Magnitude in 2022.
View the probability of a major earthquake within the next 50 years in Cascadia, OR.
View the number of earthquake incidents in Cascadia, OR by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Cascadia, OR within 30 miles. All distances and depths in the table are measured in miles.