2020-12-07T06:51:42.0000Z39.0345-123.0741657.16manualconfirmedIRIS1.97Md1Origin/20201207065438.743061.2657717Magnitude/20201207065438.743118.2657718IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73494745contributorID