2026-03-20T13:42:54.96Z51.798333333333-178.8906666666712.61manualconfirmedUSGS0.55ml1Origin/20260320204130.945402.184477Magnitude/20260320204130.945485.184478USGS155 km W of Adak, Alaskaregion nameavcatalogav94102188contributorID