Preliminary magnitude 3.7 earthquake hits Hayward fault after 2 smaller shakes
A preliminary magnitude 3.7 earthquake rattled the Bay Area on Thursday afternoon after a series of smaller quakes hours ...
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Earthquake Strikes Christmas Day In Contra Costa County
The earthquake struck the Concord-Green Valley Fault, which lies south of the Green Valley Fault and directly continues the Concord Fault north of Carquinez Strait. A complex set of faults under ...
At least 4 earthquakes strike near Hayward, USGS says
Did you feel them? At least four earthquakes, ranging from preliminary magnitudes 2.7 to 3.7, struck near Hayward on Thursday, according to the U.S. Geological Survey ...