2026-07-21T16:39:04.38Z51.3995-179.059833333339.43manualconfirmedUSGS2.15ml1Origin/20260722045506.681676.176745Magnitude/20260722045506.681734.176746USGS176 km WSW of Adak, Alaskaregion nameavcatalogav94324018contributorID