California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...
A series of small earthquakes shook the San Francisco Bay Area on Thursday, according to the United States Geological Survey.
California is overdue for a major earthquake ... 2015 to drill new wastewater wells or rework existing ones near faults in Los Angeles, Santa Barbara, Kern and other counties (see map below).
A third earthquake struck California in less than six hours, this one rocking the city of Hayward near San Francisco and San ...
So when researchers detected strange seismic activity along a major California fault line this week, it prompted a familiar question: Is the Big One coming? On Thursday, scientists released a ...