Skip to main content
U.S. flag

An official website of the United States government

Map showing January 23, 2018 earthquake epicenter.

Detailed Description

A magnitude 7.9 earthquake (yellow star) off southern Alaska on January 23 prompted tsunami alerts for Alaska, Canada, and the U.S. west coast. White circles show epicenters of past earthquakes, 1900-2015, the larger the circle size, the greater magnitude. Modified from USGS interactive map.


Public Domain.