SAN RAMON, Calif. (KGO) --
A magnitude 3.1 earthquake hit San Ramon at 12:34 a.m. Saturday. There are no reports of damage. This is in the same area where an earthquake swarm occurred in October.Prepare NorCal: Disaster preparedness resources
Bay Area Earthquake Tracker: Click here for a list of recent earthquakes
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@abc7newsBayArea Some in Alameda even say they felt a little shake from this.
— NextCaliforniaQuake (@NextQuake) December 19, 2015
@abc7newsBayArea alameda
— Han (@HannieBaby94) December 19, 2015
@abc7newsBayArea felt in Dublin
— Sharon Fernandes (@sfern46) December 19, 2015
@abc7newsBayArea San Ramon. Boom and a shake. Lasted about 6 seconds.
— Jeremy Thomas (@jeremythomas33) December 19, 2015
@abc7newsBayArea in San Ramon, very quick jolt, sharp.
— Mike Morrison (@Big_Irish_Mike) December 19, 2015
@abc7newsBayArea Felt small quick jolt here in San Ramon.
— Susan Cochran (@susancochran) December 19, 2015
A quick jolt here in the #Tri-Valley #earthquake #California #bayarea @abc7newsBayArea
— Supremo DiBayareaFIA (@baFiA_Supremo) December 19, 2015