A sudden increase in seismic activity at Alaska’s Mount Spurr has drawn fresh attention from scientists monitoring the volcano’s behavior. Experts now say this 11,000-foot stratovolcano, located just ...

Gas emissions, earthquakes and ground deformations at Mount Spurr, an Alaskan volcano roughly 80 miles northwest of Anchorage, indicate that it is “progressing toward an eruption,” scientists said ...

One of two main craters on Alaska’s Mount Spurr, shown in 1991. Earthquake activity suggested the volcano was close to erupting again in 2025. (Photo by R.G. McGimsey/Alaska Volcano Observatory/U.S.

Scientists at Mount Spurr in Alaska have been unable to collect vital volcanic data for over a month as the area experiences “elevated” levels of earthquakes — but authorities claim an eruption is ...

FILE - This image provided by Alaska Volcano Observatory shows the summit of Mount Spurr, on Oct. 24, 2024, in Alaska. (Wyatt Mayo/Alaska Volcano Observatory, U.S. Geological Survey via AP, File) ...

When a volcano is dormant, it typically doesn't tend to make much noise. However, the Iliamna Volcano in Alaska is defying what we thought we knew about volcanos by rumbling despite being marked ...

Alaska’s volcano experts no longer expect an eruption anytime soon from Mount Spurr, the closest active volcano to Anchorage. On Wednesday, the Alaska Volcano Observatory formally lowered the alert ...