2021-08-16T23:37:25.0000Z-59.5636-26.229951.91manualconfirmedIRIS5.5Mww1Origin/20210816235800.706657.513567Magnitude/20210816235800.706708.513568IRISSOUTH SANDWICH ISLANDS REGIONregion nameNEIC PDEcatalogusauto6000f7cr,us6000f7crcontributorID