2026-08-28T04:38:18.752Z51.72-176.75488.7manualconfirmedUSGS1.9ml1Origin/20260828175806.37697.29936Magnitude/20260828175806.377034.29937USGS19 km SSW of Adak, Alaskaregion nameakcatalogaka2026qzundjcontributorID