In late March 2016, Pavlof volcano on the Alaskan Peninsula began erupting again for the first time since November 2014. Alaska’s most active volcano has erupted six times since 1996 and 21 times in the past 50 years.

Map of Alaska
The Moderate Resolution Imaging Spectroradiometer (MODIS) instruments on NASA’s Terra and Aqua satellites acquired this image of the ash plume at 11:45 a.m. Alaska time (21:45 Universal Time) on March 28, 2016.