It remained prominent into the fall of 2024: a strong steam plume that remained visible from ... Mike Poland, of the Yellowstone Volcano Observatory, said “the feature itself is new.

A thin coat of gray mud confirmed the vent was new, according to a recent online post by scientists with the Yellowstone Volcano Observatory ... The new steam plume is located within a 200-foot ...

A massive plume of steam has been released from Alaska's Mount Spurr volcano, images show. In an update on March 28, the Alaska Volcano Observatory (AVO) shared an image of the restless volcano ...