According to the new paper, Mount Rainier’s highest point is a fraction of an inch below 14,400 feet, or 10 feet below the U.S. Geological Survey’s longstanding official measurement of 14,410 feet.

Mount Rainer, the active stratovolcano located in Washington state, is likely shrinking due to climate change, according to new research.

A Puyallup man says he’s lucky to be alive after surviving a nearly 200-foot fall down a cliff near Mount Rainier.

The Pierce County Sheriff’s Office (PSCO) says a dirt biker is in serious condition after falling down a cliffside in a ...

Experts clarify Mount Rainier's seismic activity is not a threat. Learn about the recent readings and their implications.

Kilian Jornet climbed Mount Shasta on September 30, the 71st 14,000'er of his States of Altitude project. Since then, he has cycled 788km in three days across California, Oregon, and Washington to the ...

LEWIS COUNTY, Wash. – The Mt. Rainier Scenic Railroad has shared updates on the demolition of a historic railroad bridge destroyed in a suspected arson. Crews and volunteer operators from Ascent ...

"Mount Rainier may be one of the most iconic volcanoes in the U.S., but it's also considered the most dangerous. In this video, we dive into why Mount Rainier poses such a significant threat, from its ...

PORTLAND Ore. (KPTV) - All volcanoes in the Cascade Range are showing normal activity levels, according to the United States Geological Survey on Friday. Mount Rainier experienced its largest ...

Volcano watchers said Saturday the Mount Rainier earthquake swarm rates continued to decrease. The Cascades Volcano Observatory and Pacific Northwest Seismic Network recorded 464 events since the ...

Mount Rainier has the shakes. According to a report from the U.S. Geological Survey, the 14,410-foot mountain endured approximately 391 individual earthquakes between July 8 and July 11, marking the ...

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 ...