2023-09-17T15:18:30.0000Z-21.54-70.3228.5manualconfirmedEMSC3ml1Origin/20230917153457.393889.588540Magnitude/20230917153457.393942.588541EMSCOFFSHORE ANTOFAGASTA, CHILEregion nameEMSC-RTScatalog1554711contributorID