2020-12-21T10:35:33.0000Z40.447833-124.48016717.65manualconfirmedIRIS2.06Md1Origin/20201223083833.89181.274495Magnitude/20201223083833.89186.274496IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73501035contributorID