No, there is not increased activity at Mount Rainier, despite a national headline Wednesday morning claiming there is an ...

Mount Rainier, the active stratovolcano that experienced an unusual but benign swarm of tiny earthquakes this past summer, isn’t suddenly showing seismic-tremor activity despite a recent news report ...

US’ Mount Rainier has unprecedentedly entered a 72-hour long and extreme tremor phase, raising the eruption warning and ...

Tsunami warnings that could affect the Washington coast may now take longer to reach the public. Alaska State Seismologist ...

Capsules containing 30% of the radioactivity at the Hanford nuclear site are stored in a decaying underwater pool.

OLYMPIA, Wash. (AP) - Washington state's first statewide inventory of buildings prone to crumble or collapse in an earthquake has found there are thousands of unreinforced masonry buildings that could ...

NOAA did not renew a contract that supported a handful of seismic stations in Alaska. This could hamper tsunami warnings for ...

KABUL, Afghanistan (AP) — A powerful, 6.3 magnitude earthquake shook northern Afghanistan before dawn Monday, killing at least 10 people and injuring scores, officials said. The U.S. Geological Survey ...

The Pacific Northwest Seismic Network operates more than 600 seismic stations. The center in Alaska added an additional 250 ...