2023-08-04T03:30:43.0000Z39.483167-123.1031674.2manualconfirmedIRIS1.79Md1Origin/20230804072200.093739.268621Magnitude/20230804072200.093795.268622IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73919991contributorID