2025-06-27T17:59:38.639Z-47.7437115.713710manualconfirmedUSGS4.5mb1Origin/20250627181948.809239.16135Magnitude/20250627181948.809325.161362025-06-27T18:19:48.819647ZWestern Indian-Antarctic Ridgeregion nameOrigin/20250627181948.809239.16135