June 22, 2020: Since the January post below, Shishaldin’s activity has lessened and it has been at Yellow or Orange status, currently at Yellow since
Here’s a repost from about a year ago! Original post: It’s a little early to be making top-ten lists for 2018, but the USGS just
via Fisher Caldera, Alaska – The largest Caldera System in the State — Also, here is a video of someone exploring a 2017 quake at
The VEI 6 eruption of Katmai/Novarupta in 1912 was the biggest eruption of the 20th century. Today, its ash still causes problems.