2021-09-20T04:23:57.0000Z39.046333-123.423167-0.49manualconfirmedIRIS1.58Md1Origin/20210920181102.155739.866931Magnitude/20210920181102.155795.866932IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73626956contributorID