2026-08-19T01:27:17.869Z51.4415-178.195511.532manualconfirmedUSGS2.9ml1Origin/20260819213352.76356.441076Magnitude/20260819213352.76362.441077USGS118 km WSW of Adak, Alaskaregion nameuscatalogus6000tltdcontributorID