Cascades

Eruptions Newsletter #23 for November 21, 2025

We're back in more ways than one with news from Semeru in Indonesia, the latest eruptions at Kīlauea and the viral malfunctioning seismometer at Mount Rainier.

Eruptions Newsletter #19 for September 19, 2025

Eruptions Newsletter #18 for September 5, 2025

Spurr goes back to sleep and Axial Seamount is keeping fear mongers up at night.

Eruptions Newsletter #17 for August 8, 2025

While I'm off on vacation, enjoy this mailbag newsletter where I answer your questions about volcanoes, baseball, Stargate and other stuff.

Eruptions Newsletter #15 for July 11, 2025

A tribute to Wes Hildreth, big explosion at Lewotobi and let's all get off the "manga disaster prediction" train, shall we?

Eruptions Newsletter #11 for May 23, 2025

Sakurajima in Japan is inflating, Ontakesan is deflating, 45 years since Mount St. Helens and a surprise appearance by Motörhead.

Eruptions Newsletter #3 for March 21, 2025

Hawaii in the spotlight and a big blast in Indonesia.

Eruptions Newsletter #1.5 for March 7, 2025

A second(ish) newsletter for the week to get us on the right schedule.