The earthquake was centered in Lompoc at a depth of -0.1 kilometers (about 0.06 miles). The Lompoc earthquake was reported several hours before another 3.6-magnitude earthquake in the same city ...

A 4.1 magnitude earthquake struck in Southern California on Sunday afternoon, according to the US Geological Survey (USGS). At 1:03 p.m. the quake hit approximately seven miles southwest of Westlake ...