The Cascadia Subduction Zone, stretching from northern California to British Columbia, is one of the most dangerous seismic hotspots in North America, capable of producing a massive 9.0 magnitude ...

A magnitude 2.4 earthquake was recorded near Long Beach, California, on Sunday night, June 1, according to the US Geological ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

California is preparing for the annual ShakeOut earthquake drill ... and officials warn that prior seismic activity does not necessarily mean more powerful temblors are imminent.

California has suffered some destructive ... Some researchers have offered dueling theories — some say earthquake activity goes up in a region before a large earthquake, others say it goes ...

“You’re going to have some variability in these earthquakes.” While the recent heightened activity doesn’t increase the odds of Southern California getting hit with a large, damaging ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Monday’s 4.4 magnitude earthquake that ...

About 5% to 10% of all California earthquakes are followed by a larger one within a week, and the probability of a larger quake depends on how much aftershock activity there is, according to the USGS.

The Great ShakeOut drill comes amid a week of earthquake activity in California. Tuesday marked 34 years since the Loma Prieta earthquake, which hit Northern California on Oct. 17, 1989 ...

A slew of earthquakes shook up the Salton Sea region of Southern California within 24 hours over the weekend, with the seismic activity reaching up to 4.5 in magnitude. The first swarm began at 12 ...

Earthquakes in California are not uncommon ... a joint project between Caltech and the USGS, that monitors activity from the Mexico border north to San Luis Obispo and Big Pine.

California earthquakes are a geologic inevitability ... 2018 was just the latest reminder of major seismic activity along the Pacific Rim. Tragic quakes that occurred in 2017 near the Iran ...