2023-09-13T11:22:16.0000Z39.270667-123.1356676.37manualconfirmedIRIS1.59Md1Origin/20230913203621.14231.564888Magnitude/20230913203621.142373.564889IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73936306contributorID