A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

Mount Spurr is one of 53 volcanoes in Alaska that have been active in the past 250 years. Though the main summit vent has remained dormant for over 5,000 years, its Crater Peak vent has erupted ...

“The Alaska Volcano Observatory is actively monitoring increased activity at Mount Spurr, just west of Anchorage, reminding us how vital continuous and reliable detection, warning, and response ...

ANCHORAGE, Alaska - Volcanologists are closely monitoring Mount Spurr, located 75 miles west of Anchorage, after a series of seismic tremors and significant changes in the terrain suggest the ...

The 11,000-foot-tall active volcano Mount Spurr, ... “Based on the recent modest changes in monitoring data and the inability to measure gas for the last month, ...

NEW YORK — Alaska's Mount Spurr, an active volcano near the most populated region in the state, is getting even closer to an eruption, according to volcanologists.

Mount Spurr erupted once in 1953 and three times in 1992, according to the observatory. Both years saw eruptions at the Crater Peak vent, located two miles south of the volcano’s summit.

Mount Spurr, which is just 80 miles from The Last Frontier’s largest city, has erupted twice in modern history. Anchorage has a population of more than 286,000 people, according to the latest ...