2020-12-19T13:26:26.0000Z38.838501-122.8101651.77manualconfirmedIRIS0.56Md1Origin/20201219132945.643962.7422Magnitude/20201219132945.64403.7423IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73500305contributorID