A earthquake registering a preliminary magnitude of 4.0 struck near Mammoth Lakes Sunday, according to the U.S. Geological Survey’s automated seismograph alert network.
Seismologists at the Lawrence Livermore Lab will use their supercomputers to simulate detailed ground motion from last month’s earthquake in Napa.
A earthquake registering a preliminary magnitude of 3.0 struck east of Gilroy, in Hollister on Friday afternoon, according to the U.S. Geological Survey’s automated seismograph alert network.
A earthquake registering a magnitude of 3.5 struck near the town of Alturas in Modoc County Friday morning.
There is over a fifty percent chance that a magnitude 5.0 earthquake will hit in the next week in the same area where a 6.0 quake caused major damage and injured over 170 people in Napa Sunday, according to seismologists.
Excessive groundwater pumping for irrigation in California’s agricultural belt can stress the San Andreas Fault, potentially increasing the risk of future small earthquakes, a new study suggests.
With a network of sensors spread across the UC Berkeley campus, scientists are hoping to get a clear picture — and sounds — of the Hayward Fault’s next big move.
A small earthquake hit along the Hayward Fault in the Berkeley area Sunday afternoon, according to the USGS.
A small earthquake with a preliminary magnitude of 1.1 struck this morning along the San Andreas Fault near Woodside, Redwood City, San Carlos, and Belmont.
A new study suggests certain earthquake fault segments long thought to be stable may rupture and cause a mega-quake.