2025-11-30T12:18:04.989218Z-56.53178024291992-146.629272460937510manualconfirmedIAG4.929940498739729mb1Origin/20251201142755.055005.109462Magnitude/20251201142755.055056.109463earthquakeIAGPacific-Antarctic Ridgeregion nameusp2025xliwcontributorID