Scientists link a magnitude 6.5 earthquake that shook Humboldt Bay, California, 71 years ago to the "locked" Cascadia ...

SONOMA COUNTY, CA - A preliminary 2.1 magnitude quake was reported close to Cobb Wednesday night, according to the U.S.

San Diego County homeowners now have a rare opportunity to act. Now through Oct. 1, the Earthquake Brace + Bolt program, administered by the California Residential Mitigation Program, is accepting ...

A chance video captured a fault rupture during March’s devastating Myanmar earthquake, delivering real-time evidence of how major seismic tremors propagate.

An earthquake with a preliminary magnitude of 3.1 struck in Colusa County on Wednesday, the U.S. Geological Survey said.

The last big earthquake triggered by the notorious fault was in 1857. Now, it is set to rupture again with record-breaking ...

A stretch of unusually hot weather combined with exceptionally dry vegetation will elevate the risk of wildfire.

Californians can now apply to the California Earthquake Authority's Brace + Bolt grant program, which gives money to ...

Most people in San Diego County don’t worry about earthquakes until the earth beneath them starts shaking. Just ask folks out in Julian who were jolted by a quake back in April. Up until Oct. 1, ...

In March, the observatory said it had measured “significantly elevated volcanic gas emissions" from Mount Spurr and said signs indicated an eruption was likely, though not certa ...