OSU researchers find Cascadia Subduction Zone and San Andreas Fault may be synchronized — with the potential for quakes on ...

Here are 10 takeaways from The Oregonian/OregonLive’s four-part series on school seismic safety in the Portland area.

A new study found that if “The Big One" hit the Pacific Northwest, it could trigger an even bigger earthquake and affect ...

Portland Public Schools has a chicken-and-egg problem. The school district is under pressure to quickly home in on which elementary and middle schools will be prioritized for seismic retrofits through ...

Portland City Council is updating policies for the Critical Energy Infrastructure Hub – and experts say without stronger regulation, an earthquake or fire at the site could have devastating, statewide ...

Oregonians have long known that a major earthquake could devastate the region in the next 50 years, but a new study suggests ...

Scientists at Oregon State University say there's new evidence that two of the best-known earthquake fault lines on the West ...

A 5.9M earthquake struck off the Oregon Coast Thursday night. Two 3.0M aftershocks were recorded early Friday morning. A 5.9-magnitude earthquake struck off the Oregon coast Thursday night, followed ...

BANDON, Ore. (KTVZ) -- A 5.9-magnitude earthquake rumbled off the southern Oregon coast late Thursday night, and several people felt it onshore, the U.S. Geological Survey reported. No tsunami alerts ...

Portland is likely to stay mostly dry through Saturday afternoon, although there are slight chances of showers Friday and ...