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

A swarm of small earthquakes began early Tuesday morning beneath Mount Rainier, with more than 400 minor tremors recorded as ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

A swarm of small earthquakes was detected beneath Mount Rainier on July 8, 2025, but officials say there is no current threat of an eruption.

Mount Rainier saw a swarm of hundreds of small earthquakes that started early Tuesday morning.The activity began just before ...

VANCOUVER, Wash. – A swarm of hundreds of small earthquakes has been detected rumbling deep below Mt. Rainier in Washington ...