2023-05-19T18:23:15.0000Z39.283667-123.4283334.11manualconfirmedIRIS1.2Md1Origin/20230519184721.711708.400510Magnitude/20230519184721.71176.400511IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73890016contributorID