2026-10-21T12:05:08.398Z57.441-157.552111.2manualconfirmedUSGS2.8ml1Origin/20261021121024.04059.96303Magnitude/20261021121024.040651.96304USGS12 km SW of Ugashik, Alaskaregion nameakcatalogaka2026uwcphncontributorID