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

Mount Rainier is experiencing a seismic swarm with over 1,200 events since mid-June, prompting close monitoring but no ...

The largest recorded earthquake beneath Mount Rainier was a magnitude 3.9 in 1973. Earthquakes with a magnitude of over 3.0 also occurred in 1976, 1990, 2002 and 2004.

The last significant earthquake at Mount Rainier occurred in 2009, and rumbled on for three days. More than 1,000 seismic events were recorded with the most substantial registering a 2.3 magnitude.

Beginning July 8, a swarm of earthquakes hit Mount Rainier. According to the United States Geological Survey (USGS) Cascades Volcano Observatory, the earthquakes were as large as 2.4 in magnitude.

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009, the USGS said.

Alex Iezzi from the Cascades Volcano Observatory joins FOX 12 Now with an update on the status of Mt. Rainier's earthquake swarms and what it means for the mountain and the region.

MOUNT RAINIER, Wa. (WRBL)- The United States Geological Survey (USGS) has announced that an earthquake swarm has begun beneath Mount Rainier. Earthquake Swarm under Rainier on July 8th (WRBL) Accor… ...

Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological Survey reported. The swarm at the second-most seismically active volcano in ...

An earthquake swarm began at Mt. Rainier, WA, at 1:29 am PDT on July 8. Map shows current swarm (orange) with all earthquakes located since 2020 (blue). According to @PNSN, hundreds of events have ...

The last significant earthquake at Mount Rainier occurred in 2009, and rumbled on for three days. More than 1,000 seismic events were recorded with the most substantial registering a 2.3 magnitude.