At 2 a.m. on July 8, 2025, instruments across Washington State picked up an unusual signal from Mount Rainier. Over the following weeks, the volcano generated 10,834 small earthquakes, the largest ...

Mount Rainier has lost height and its highest point has migrated, a subtle but symbolically powerful shift atop one of the ...

A Daily Mail article told of sudden seismic activity and "unprecedented 72-hour tremor phase" at Mount Rainier. They were woefully wrong, scientists say.

Experts clarified that Mount Rainier was not at risk of eruption after widespread online speculation spread. A “technical ...

Mount Rainier, the active stratovolcano that experienced an unusual but benign swarm of tiny earthquakes this past summer, isn’t suddenly showing seismic-tremor activity despite a recent news report ...

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 at ...

SEATTLE — Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier but say there is no indication that the cluster of quakes is cause for concern.

Officials at the United States Geological Survey have tracked over 300 earthquakes beneath Washington State's Mt Rainier from July 8-10. A popular tourist destination, Mt Rainier is also an active ...