A major earthquake hasn't struck California's big cities in 3 decades. On Thursday, we will get a glimpse of one

A major earthquake hasn't struck any of California's biggest cities in more than three decades, but the "Big One" is a matter ...

West Coast Faces ‘Worse Scenario’ Than ‘Big One’ Earthquake—Study

"The previous worst case scenario that has been planned for, is likely no longer the worst case," Chris Goldfinger said.

Oregon and California fault lines could be synchronized when 'The Big One' hits, Oregon researchers say

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

Earthquake shakes area close to Big Bear City, CA: 2.5 magnitude recorded on Oct. 16

SAN BERNARDINO COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.5 magnitude quake rattled near Big Bear ...

One ‘Really Big One’ After Another

The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San Andreas fault in California, scientists warned.

The “Really Big One” Might Trigger California’s Next Catastrophe, Scientists Warn

Geologic clues reveal a hidden link between two major faults. A Cascadia quake might set the San Andreas in motion soon after ...

Series of earthquakes hit Big Bear area

A series of earthquakes, including two measuring 3.5, shook the Big Bear area overnight. The first temblor – a 3.5-magnitude ...

Update: Seismic activity on Oct. 5 - 3.5 magnitude earthquake near Big Bear City, CA detected

SAN BERNARDINO COUNTY, CA - A 3.5 magnitude quake was registered close to Big Bear City Sunday morning, according to the U.S.

What is Great California ShakeOut? Millions attend annual earthquake drill to prepare for ‘big one’

The annual Great California ShakeOut saw over 10 million residents across the state practise earthquake safety drills, ...