Mount Rainier experienced its largest earthquake swarm on record this week, but seismic activity is now significantly ...

Snowshoeing on Kīlauea? High fountain episodes pose new challenges to monitoring - Features | Hawaii Tribune-Herald ...

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological Survey said Saturday.

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

An Alaskan volcano that has been inactive for more than 100 years is showing signs of rumbling, according to scientists.

Hawaiian Volcano Observatory field engineers on July 10, 2025, visited monitoring stations downwind of the Kīlauea summit ...

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

Geologists are continuing to monitor Mount Rainier in Washington state days after the first earthquake swarm in more than 15 ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years. However, it is potentially the most dangerous volcano in the Cascade Range due to its height ...