Preliminary 3.2 magnitude earthquake near San Ramon rattles East Bay

SAN RAMON, Calif. (KGO) -- A preliminary 3.2 magnitude earthquake struck near San Ramon Saturday afternoon, according to U.S. Geological Survey.

The epicenter was 6 kilometers south of San Ramon, at a depth of 7.5 kilometers.

There are no immediate reports of any damage or injuries.

Stay with ABC7 News for the latest details on this developing story.