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

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

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

Hundreds of small earthquakes have rattled Mount Rainier this week in the largest swarm of tremors in more than a decade.

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009. As of Thursday, July 10, 334 earthquakes had been identified ...

Geologists detected hundreds of small earthquakes below the 14,400-foot active volcano in Washington state. It is the largest earthquake swarm in 15 years.

The volcano alert level remained at normal, and the earthquakes have been too small to be felt at the surface, the agency ...

Mount Rainier, the active volcano towering above southwestern Washington state, started rumbling — very lightly — on Tuesday. A swarm of small earthquakes was detected under the mountain ...

Mount Rainier is rattled by more than 300 earthquakes. It's the largest swarm in years. The last large earthquake swarm at Mount Rainier occurred in 2009. During that time, more than 1,000 ...

Early Tuesday morning, Mount Rainier experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected. According to the United State Geological Survey, hundreds of ...

Mt Rainier experienced an earthquake swarm early Tuesday morning, with hundreds of small earthquakes reported.