Another earthquake on the Concord fault this afternoon
 M2.8  – 1km S of Concord, California
 USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards
Another earthquake on the Concord fault this afternoon
 M2.8  – 1km S of Concord, California
 USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards