2023-06-18T03:44:59.0000Z39.089333-123.089510.52manualconfirmedIRIS4.4Mw1Origin/20230618060344.998972.194838Magnitude/20230618060344.999038.194839IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalogus7000k9ai,nc73902356,at00rwfjqz,ew1687059900contributorID