It was preceded by a foreshock of magnitude 2.5 by 9+ minutes.
Pleasant Hill is 23 miles (37km) NE of San Francisco, CA.
The earthquakes are not hypocentered in either the San Andreas fault or the Hayward fault.
It was preceded by a foreshock of magnitude 2.5 by 9+ minutes.
Pleasant Hill is 23 miles (37km) NE of San Francisco, CA.
The earthquakes are not hypocentered in either the San Andreas fault or the Hayward fault.