Why epicenter of 3.9 earthquake between Hayward, Calaveras fault lines is significant
From Napa to Santa Cruz, people felt the jolt of a 3.9 earthquake Monday. The epicenter was near Dublin on the Calaveras ...
Magnitude 3.9 earthquake strikes near Dublin, USGS says
Did you feel it? A 3.9 magnitude earthquake struck near Dublin Monday night, according to the U.S. Geological Survey.