Researchers are sounding an alarm about an earthquake fault along the Northern California coast. A new study shows a large ...

This should have West Coasters shaking in their shoes.

The Cascadia subduction zone could pose a major threat to the West Coast if a high magnitude earthquake were to occur, ...

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

A new study is fueling speculation and fear about the risks of a major earthquake in the Cascadia subduction zone, including ...

A future Cascadia earthquake could unleash far more than just devastating shaking — it could sink large parts of the Pacific ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five ...

A 3.1-magnitude earthquake struck near Rio Vista in Northern California, the U.S. Geological Survey reported. Getty Images/iStockphoto A 3.1-magnitude earthquake shook Friday, April 4, in Northern ...

The temblor was detected near Julian, California. There were no immediate reports of major damage or injuries.

Southern California’s last magnitude 7.9 earthquake occurred in 1857, when the San Andreas ruptured between Monterey and Los Angeles counties. The last equivalent temblor in Northern California ...

The Cascadia Subduction Zone is a major fault that runs offshore from Northern California to British ... is capable of producing megathrust earthquakes. These events not only trigger devastating ...