Off the coast of northern California, Oregon, Washington, and British Columbia sits the Cascadia Subduction Zone, a particular kind of fault line that will eventually unleash an earthquake not seen ...

A megathrust earthquake is coming for the Pacific Northwest. But new imaging of undersea faults and fractures has given scientists even more information about the tectonic plates that will cause that ...

SEATTLE — Today marks the 25th anniversary of the powerful Nisqually earthquake, a magnitude 6.8 temblor that shook Western Washington and left lasting changes in how the region prepares for disasters ...

The earthquakes are not believed to be connected. But they are a reminder of lurking danger.

SEATTLE — A swarm of offshore earthquakes that has been active since midnight poses no danger to people on land in the Pacific Northwest, according to a leading earthquake expert. Harold Tobin, ...

One hundred twenty years ago - on April 18, 1906 - a massive, 7.9 magnitude earthquake devastated San Francisco, rupturing ...

SEATTLE (AP) - The same type of tectonic earthquake that hit Japan involving the collision of plates that make up the Earth's crust could happen in the Northwest. Similar faults lie in the Cascadia ...

If there is a magnitude 8 or 9 megathrust earthquake off the coast of the Pacific Northwest, data from ocean bottom seismometers (OBS) could improve earthquake detection times calculated by the ...

A 5.68 earthquake struck northwest Nevada at 6:29 p.m. Monday, April 13, according to the Nevada Seismological Laboratory at the University of Nevada, Reno and the U.S. Geological Survey. The quake ...

Twenty-five years ago, on Feb. 28, our region was shaken to its core by the Nisqually earthquake, a magnitude 6.8 midmorning calamity that upended life in the Puget Sound region. It remains the nation ...