Andreanof Islands Earthquakes
On August 30, 2013, at 8:25 a.m. a magnitude 7.0 earthquake occurred in the Andreanof Islands region of Alaska. This earthquake occurred on the Aleutian Megathrust. The red star is the location of the earthquake. The white circles on the map show the aftershocks from this earthquake. The red lines mark the rupture areas of previous larger earthquakes in the region. The magnitude 8.6 earthquake in 1957 is the 12th largest earthquake ever recorded.
Image courtesy Alaska Earthquake Center