2025-04-07T17:20:43.777954Z60.85380172729492-139.638931274414061manualconfirmedCASS2.0825228863722973ML1Origin/20250409164608.354414.122786Magnitude/20250409164608.354466.122787earthquakeCASSSoutheastern Alaskaregion namecass2025gusqcontributorID