2025-09-30T21:27:21.271524Z59.37528610229492-136.62629699707031manualconfirmedCASS1.4271750925391924ML1Origin/20251001162859.987294.725102Magnitude/20251001162859.987343.725103earthquakeCASSSoutheastern Alaskaregion namecass2025tephcontributorID