Magnitude 5.7 and 5.1 earthquakes shake California. Here's where

A series of moderate earthquakes rattled the waters off Northern California and southern Oregon early Thursday near the Mendocino Triple Junction.

Did an earthquake rattle Southern California? 2.5 mag struck early today

A small earthquake was detected in Southern California Tuesday morning, according to the U.S. Geological Survey.

California earthquakes have shifted the state for centuries

California isn’t exactly where it used to be. Here’s how earthquakes have gradually reshaped the state over time.
Sacramento Bee

Update: Earthquake shakes region close to Brawley, CA on July 23 - 3.0 magnitude detected

IMPERIAL COUNTY, CA - A 3.0 magnitude quake occurred near Brawley on Thursday around midnight, according to the U.S. Geological Survey. A tremor rattled the area at 12:14 a.m. The earthquake's ...
Milwaukee Journal Sentinel

Here's why experts are warning California about 'The Big One'

The most significant seismic event in California's history – an earthquake of 7.9 magnitude – occurred in 1857 and ruptured about 225 miles on the San Andreas Fault. That earthquake, dubbed the last ...
SFGate

New fault capable of massive earthquakes discovered in California

Amid the towering redwoods of rural Humboldt County, geologists this month cracked open an 100-foot-long trench to search for the signs of ancient earthquakes. Jason Patton, a geologist for California ...

Earthquake struck area near Cloverdale, CA: 2.3 magnitude registered on July 29

SONOMA COUNTY, CA - A preliminary 2.3 magnitude quake shook near Cloverdale on Wednesday around midday, according to the U.S. Geological Survey.
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Hidden earthquake threat discovered beneath California could unleash devastating magnitude 7 tremor

California's towering redwood trees have long stood atop a hidden earthquake threat that could unleash widespread devastation if it awakens. Geologists have confirmed a previously unmapped active ...