Alaska's Shishaldin Volcano eruption ongoing but easing after spewing massive ash cloud

Volcano located on Unimak Island in Alaska's Aleutian Islands
Eruption produced large ash cloud reaching over 5 miles high earlier this week
Ash emissions have since decreased but eruption still ongoing
Shishaldin is one of Alaska's most active volcanoes with over 25 eruptions since 1824
Nearby residents located about 25 miles northeast of the volcano