2026-08-17T06:14:45.96Z52.108333333333-176.1839.19manualconfirmedUSGS0.34ml1Origin/20260818000249.740776.415805Magnitude/20260818000249.74084.415806USGS40 km NE of Adak, Alaskaregion nameavcatalogav94389103contributorID