2025-05-27T01:08:57.940585Z54.50373840332031-130.29780578613280manualconfirmedCASS1.735591360263045ML1Origin/20250527182601.993972.16428Magnitude/20250527182601.994024.16429quarry blastCASSSoutheastern Alaskaregion namecass2025kgvscontributorID