Happy Valley, AK has a very high earthquake risk, with a total of 5,680 earthquakes since 1931. The USGS database shows that there is a 99.99% chance of a major earthquake within 50km of Happy Valley, AK within the next 50 years. The largest earthquake within 30 miles of Happy Valley, AK was a 5.7 Magnitude in 2014.
View the probability of a major earthquake within the next 50 years in Happy Valley, AK.
View the number of earthquake incidents in Happy Valley, AK by year that are more than 2.5 Magnitude.
Total Number of Earthquakes in Happy Valley, AK within 30 miles. All distances and depths in the table are measured in miles.