which lasted a few hours each and emitted large ash clouds that deposited ash across Southcentral Alaskan communities and disrupted air travel for a brief time, AVO said. Mount Spurr currently ...

The eruption of Mount ... Spurr’s previous eruption showed. “In 1953, the winds were slower that day that it exploded,” Haney said. “And in that case, it took six to seven hours to travel ...

ANCHORAGE, Alaska (KTUU) - The Alaska Volcano Observatory has seen an increase in volcanic gas emissions from Mount Spurr during flyovers ... to weeks of additional warning.” ...

FILE - Satellite view of Mount Spurr, Alaska. (Photo by Gallo Images/Orbital Horizon/Copernicus Sentinel Data 2025) Beyond travel disruptions ... provide additional warning before an eruption.

the observatory listed Mount Spurr’s volcano alert level at advisory, one step above normal. “Spurr, at least in the past, has provided a longer run-up and more kind of warning signs before an ...

The Alaska Volcano Observatory notes “elevated earthquake activity and ground deformation” at Mount Spurr, about 75 miles ... days to weeks of additional warning.” ...

Such stronger unrest may provide days to weeks of additional warning.” Mount Spurr ... miles north of Mount Spurr, according to AVO. That 1992 plume did not affect air travel outside the ...

ANCHORAGE, Alaska - Volcanologists are closely monitoring Mount Spurr, located 75 miles west ... by additional signals that would allow advance warning," the observatory said in a recent update.

The one warning sign that hasn't come yet is something called tremors. "Tremors are a long-duration shaking of the ground that can go on for 10 minutes or even longer," Haney said. If Mount Spurr ...