2025-06-07T16:17:29.494Z-55.9644-27.884898.737manualconfirmedUSGS4.7mb1Origin/20250607173028.353254.44403Magnitude/20250607173028.353325.444042025-06-07T16:35:46.748936Z2025-06-07T17:30:28.364435ZSouth Sandwich Islands Regionregion nameOrigin/20250607173028.353254.44403