A magnitude 5.5 earthquake struck off the Oregon coast Monday morning, followed by a 3.9 quake along the Blanco Fracture Zone.

If the “Big One” — the anticipated massive Cascadia Subduction Zone earthquake — hit today, Oregonians west of the Cascades ...

A magnitude 5.5 earthquake just hit off of the Oregon coast, 100 miles west of Coos Bay ...

A 5.5 magnitude earthquake hit off the Oregon coast early Monday morning, according to the U.S. Geological Survey.

CRESCENT CITY, Calif. — At least two strong earthquakes struck off the Northern California and Oregon coasts early Wednesday, including a magnitude 5.7 quake. No Tsunami Warnings were issued. While ...

A small cluster of earthquakes was detected off the Oregon coast the morning of June 29, according to the U.S. Geological Survey. A 5.5-magnitude earthquake was detected in the Pacific Ocean about ...

OREGON, USA — A 5.5 magnitude earthquake rumbled off the Oregon coast early Monday, but officials at the National Weather Service said no tsunami is expected. According to the U.S. Geological Survey , ...