PORTLAND, Ore. - An earthquake with a magnitude of 4.5 shook the Mount Hood area early Saturday but there were no reports of damage or injuries. Bill Steele of the University of Washington's Pacific ...
A study reveals the existence of pockets of magma beneath the volcanoes of the Cascade Range, with no signs of imminent eruptions.
On July 8, Mount Rainier began to stir. Seismic activity occurs at all of the Pacific Northwest’s Cascade Volcanoes to some extent, but this time was different. What began as a few faint tremors soon ...
A future mega-earthquake in the Pacific Northwest could lead to the “Big One” along the San Andreas fault in California—or ...
SEATTLE (AP) — 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 ...
PORTLAND, Ore. (KOIN) — Geologists are continuing to monitor Mount Rainier in Washington state days after the first earthquake swarm in more than 15 years, with this year’s earthquake swarm event more ...