Six earthquakes were recorded at Mount Adams in September — the highest number in a single month since records began in 1982.

Mount Rainier is an active stratovolcano 45 miles southeast of Tacoma and 60 miles south-southeast of Seattle. Its last eruption was "a light dusting of ash" in 1894, the USGS said in a report. Large ...

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

Officials at the United States Geological Survey have tracked over 300 earthquakes beneath Washington State's Mt Rainier from ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified seismic activity.

The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in ...

Washington – Washington Emergency Management is trying to determine the impact Washington will take from the magnitude 7.2 ...

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

The National Oceanic and Atmospheric Administration (NOAA) has issued a tsunami alert for portions of Alaska after a 7.2 ...

A tsunami warning has been issued for south Alaska and the Alaska Peninsula after a massive 7.3-magnitude earthquake, ...