2025-07-02T21:31:11.0000Z54.728167-163.3995.26manualconfirmedIRIS1.39Ml1Origin/20250703040533.767174.318675Magnitude/20250703040533.76723.318676IRISUNIMAK ISLAND REGION, ALASKAregion nameNEIC PDEcatalogav93655446contributorID