Mount Rainier experienced a significant earthquake swarm, the largest since 2009, with hundreds of small quakes detected near ...

Mount Rainier debris flow could do $6 ... DNR has produced an online interactive map that allows users to track the ... can be caused by volcanic activity when an eruption of lava or hot ...

Maps of lahar risks around Mt. Rainier are coded yellow, orange and red. More than 100,000 people are at some degree of risk from lahars streaming down from Rainier.

What lies beneath: Eruption path for 10-mile deep reservoir of magma deep below Mount Rainier is mapped out to try to predict flow of lava before volcano burst back to life ...

On our last program, we introduced a mysterious geological feature that can be found on the slopes of Mount Rainier, a volcano in Washington state. Flows of hardened lava cling to the tops of ...

The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.

Maps. School Delays. Weather FAQ. ... However, lava flow or mudflow impacting the Seattle area would be very unlikely. But in cities closer ... And while Mount Rainier hasn't erupted in 1,000 ...

USGS scientist Carolyn Driedger, right, and Mount Rainier National Park ranger Scott Beason frame the terminus of the Nisqually Glacier during a training session for seasonal rangers at the park ...

Scientists fear Washington’s Mount Rainier could trigger a swift debris flow caused by melting snow and ice. An event could endanger nearby populated areas.

An annotated NASA Landsat 8 image showing a two-mile-long lava flow coursing down the southwestern flank of Mount Etna on February 13. NASA / U.S. Geological Survey ...

Although Mount Rainier has not produced a significant eruption in the past 500 years, according to USGS, it remains among the most dangerous volcanic mountains in the U.S. along with its Cascade ...

Scientists fear Washington’s Mount Rainier could trigger a swift debris flow caused by melting snow and ice. An event could endanger nearby populated areas.