Earthquake Zone Off Oregon Coast Surprisingly Active Date: August 27, 2008 Source: Oregon State University Summary: Scientists have completed a new analysis of an earthquake fault line that ...

In an earthquake, the opposing sides of a fault jolt past each other. Digging through layers of soil and sediment above a fault line, geologists can read the story of past earthquakes in the ...

And Oregon is hardly the only region of North America overdue for a large earthquake: The Lake Tahoe region on the California-Nevada border is home to the West Tahoe Fault, which generally sees a ...

For the last few years, the Pacific Northwest has braced for the possibility of “The Big One,” an earthquake that could happen on the Cascadia Subduction Zone, a massive fault… ...

An earthquake on the active fault line would have an epicenter closer to Portland that the Loma Prieta earthquake had to San Francisco in 1989, “which means it could be even more damaging.” ...

CORVALLIS, Ore. -- Scientists at Oregon State University say a new analysis of a 200-mile-long fault line off the southern and central Oregon coast shows it is more active than the San Andreas ...

Researchers have discovered active fault lines on Mt. Hood that could potentially trigger a 7.2 magnitude earthquake, devastating communities and infrastructure as far west as Portland.

There is evidence in sediment layers that show one or two strong earthquakes have occurred on the Portland Hills Fault, one of Portland's three major faults, in the last 15,000 years. "These ...

The earthquake swarm off the Oregon coast continues – with almost 100 quakes in the past 48 hours ... Such tsunami-producing earthquakes are more common on a nearby fault line.

Magnitude 7.3 quake triggered tsunami warning in Alaska. There are hardly any earthquakes on the East Coast. Does that mean we can't get tsunamis?

KHQ.COM - The clock is ticking on the next big earthquake in the Pacific Northwest, and experts fear it will be a monster. Following the deadly magnitude-9.0 Tohoku earthquake and tsunami that ...