2020-12-18T18:59:59.0000Z35.918499-120.4700013.32manualconfirmedIRIS1.45Md1Origin/20201218190240.353296.1158Magnitude/20201218190240.353348.1159IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc73499930contributorID