Vallejo and American Canyon are closer to earthquake fault lines than anyone knew until the ... revised Alquist-Priolo Earthquake Fault Zone map covering the area, agency officials announced ...

Over the last several weeks, earthquakes have ... A strike-slip fault is when two blocks slip past one another, like the San Andreas Fault line. A map of the fault lines database from the United ...

Alaska, Hawaii and areas along the mainland West Coast would be at risk if an earthquake erupts along the Cascadia subduction zone within the next 50 years.

At 4.1 magnitude near Greenback, the May 10 quake was large for our area. Experts look back on the last earthquakes to ...