The day after the Wolf Fire started, on June 30, the Juniper Fire burned 756 acres southeast of Lake Matthews, also in ...

San Andreas Fault stretches 1,200 km across California, housing quakes up to M 8.3. Experts warn of southern segment’s “Big ...

It splays off of the San Andreas fault near San Bernardino and extends at least 130 miles to the southeast, disappearing north of Seeley near the Salton Sea.

San Diego County rests on four active faults — one of which is the San Andreas, one of the world’s largest and most active fault zones.

Two earthquakes rocked San Bernardino, California Monday morning. The first one at 9.44am local time at a preliminary 3.5 magnitude, and a second quake followed at 9.48am at a 3.0 magnitude.

About 4 minutes later, a magnitude 3.0 quake stuck in the same location near the San Andreas Fault. The quakes were east of California State University, San Bernardino, and were felt in Riverside ...

The fault zone The fault zone is not a single line. Instead, it's a system of faults that extend through California, including populous areas such as San Bernardino and Los Angeles counties.

The northern section of California’s San Andreas Fault is notorious for causing the hugely destructive San Francisco earthquake of 1906 and the Loma Prieta quake of 1989. By contrast, the southern ...

The San Andreas Fault Is Sleepy Near Los Angeles. Researchers Have an Idea Why. A new paper in the journal Nature offers an explanation for why the major fault line is overdue for the Big One.

The shrinking and drying out of the Salton Sea has reduced stress on the San Andreas Fault, possibly reducing the frequency and severity of earthquakes in Southern California, a newly released ...

Fault along Southern California coast could unleash earthquake on scale of San Andreas, study shows Earlier estimates said the fault zone could generate up to a magnitude 7.4 shaker.

On one section of the San Andreas fault along the Grapevine, scientists have found evidence that major earthquakes happen there on average every 100 years.