An earthquake swarm at Mount Rainier is considered one of the largest ever recorded for the volcano, according to the United ...

All volcanoes in the Cascade Range are showing normal activity levels, according to the United States Geological Survey on Friday.

Beginning July 8, a swarm of earthquakes hit Mount Rainier. According to the United States Geological Survey (USGS) Cascades ...

Mount Rainier, one of the most dangerous volcanoes in the U.S., has been rocked by over 1,000 earthquakes since July 8 — the ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as ...

Officials at the United States Geological Survey have tracked over 300 earthquakes beneath Washington State's Mt Rainier from July 8-10.

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009.

Officials are tracking the largest swarm of earthquakes in more than 15 years at Mount Rainier in Washington.

Geologists are continuing to monitor Mount Rainier in Washington state days after the first earthquake swarm since 2009, with this year's event more powerful than the last one recorded 15 years ago.

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

Scientists Detected a “Swarm” of Earthquakes Below Mount Rainier More than 300 tremors were recorded below Mount Rainier over the course of three days.

Over 300 earthquakes detected under Mount Rainier in July. Learn about safety, eruption risk, and whether it’s safe to visit the active volcano this summer.