Flooding during a Cascadia region earthquake would alter the topography and ecosystems of the coastal region for years to centuries.

The State of Oregon has developed interactive maps to help residents and visitors understand how a tsunami could impact ...

Since Monday evening, a cluster of at least 10 earthquakes – ranging from magnitudes of 3.1 to 5.8 on the Richter scale – have struck off the coast of Oregon. Alarms were raised, as this zone is home ...

The federal government promised an Oregon hospital millions of dollars to help prepare for an earthquake. They're still ...

For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and the San Andreas fault — operated on separate geologic stages. One dives, one ...

This is read by an automated voice. Please report any issues or inconsistencies here. New research suggests the San Andreas fault and the Cascadia subduction zone could produce devastating ...

SEATTLE (KOMO) — Tuesday's magnitude 8.8 earthquake in Russia served as a stark reminder of the seismic risks faced by residents in quake-prone regions, including the Pacific Northwest. The event ...

They are two of the West Coast's most destructive generators of huge earthquakes: the San Andreas fault in California and the Cascadia subduction zone offshore of California's North Coast, Oregon, ...

Last week, an 8.8 magnitude earthquake off the coast of Russia produced a tsunami that spread across the Pacific Ocean and triggered a tsunami advisory on the West Coast. For communities on Oregon’s ...