2025-04-05T11:29:11.0000Z-57.3252-25.614521.589manualconfirmedIRIS5.5mww1Origin/20250407141106.235543.106290Magnitude/20250407141106.23559.106291IRISSOUTH SANDWICH ISLANDS REGIONregion nameNEIC PDEcatalogusauto6000q48d,us6000q48dcontributorID