2023-08-07T19:21:43.0000Z39.280167-123.2363333.78manualconfirmedIRIS1.46Md1Origin/20230808192705.974426.299154Magnitude/20230808192705.974487.299155IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73921536contributorID