2007 M6.3 Alaska Peninsula Earthquake

The Alaska Earthquake Center located more than 300 aftershocks with mangitudes greater than 2 in the two weeks following the M6.3 mainshock. Eight aftershocks had magnitudes greater than 4 and three had magnitudes greater than 5. The two largest aftershocks of magnitude 5.2 occurred three minutes and three hours after the mainshock. This earthquake is the largest to occur in the region since the M6.2 event on November 20, 2005.

Last Modified: February 23, 2024