2024-06-18T17:50:31.0000Z39.471832-123.3290023.89manualconfirmedIRIS1.66Md1Origin/20240618175352.164078.95998Magnitude/20240618175352.164138.95999IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc75023597contributorID