2021-04-01T17:54:03.0000Z39.058167-123.4001675.24manualconfirmedIRIS0.76Md1Origin/20210402035952.819419.7274308Magnitude/20210402035952.819469.7274309IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73544790contributorID