2021-12-15T08:19:04.0000Z39.104833-123.5738331.32manualconfirmedIRIS1.11Md1Origin/20211215201123.093073.479576Magnitude/20211215201123.093129.479577IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73663951contributorID