2023-08-19T23:31:18.0000Z39.819-123.7785-0.32manualconfirmedIRIS2.51Md1Origin/20230821231716.498745.396733Magnitude/20230821231716.498796.396734IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73926026contributorID