One of the most disturbing earthquake lessons was an earthquake puzzle in Northern California, the 1992 magnitude-7.2 earthquakes in the Cape Mendocino earthquakes, was a depth event at first much ...

After yet another notably sized earthquake struck near Indio overnight, following two days of seismic activity, renowned seismologist Dr. Lucy Jones says that even more temblors could hit the area due ...

Northern California’s coast keeps you on alert, even on quiet days. Offshore, three tectonic plates meet near Humboldt County at the Mendocino Triple Junction. It is where the San Andreas fault system ...

We all know the San Andreas Fault is out there. Californians first learn about the looming underground threat during childhood earthquake drills and geology lessons, before growing into anxious adults ...

Drop. Cover. Hold on. That’s the three-part jingle every Californian learns to stay safe in earthquake country. Scientists forecast a more than 99% chance that earthquakes of 6.7 magnitude or larger ...

The Carrizo Plain in eastern San Luis Obispo County contains the most strikingly graphic portion of the San Andreas Fault. Sediment cores recovered from the Pacific seafloor suggest that megathrust ...

To the south, the Pacific and North American plates grind past each other along the San Andreas Fault, occasionally producing devastating earthquakes such as the 1906 San Francisco event. If both of ...

One of the most dangerous faults in the United States, the Cascadia Subduction Zone, may be able to trigger an earthquake on the San Andreas Fault, a new study says. But some scientists want more ...

Add Yahoo as a preferred source to see more of our stories on Google. Earthquake with tremor graphic A newly identified link between two notorious geologic zones suggests a major earthquake at one ...

They are two of the West Coast’s most destructive generators of huge earthquakes: The San Andreas fault in California and the Cascadia subduction zone offshore of California’s North Coast, Oregon, ...

Researchers have discovered evidence of “partial synchronization” of two of the world’s most famous fault lines—the northern San Andreas Fault and Cascadia Subduction Zone. The relationship between ...