2025-04-21T04:28:33.592Z54.75-163.44417.7manualconfirmedUSGS1.6ml1Origin/20250422015223.67249.413025Magnitude/20250422015223.672575.4130262025-04-21T19:40:53.052362Z2025-04-22T01:52:32.062396ZUnimak Island Region, Alaskaregion nameOrigin/20250422015223.67249.413025