2021-09-02T11:47:21.49Z52.08866667-176.1175.96manualconfirmedUSGS-0.53ml1Origin/20210903201412.623155.693343Magnitude/20210903201412.623209.693344USGS42 km ENE of Adak, Alaskaregion nameavcatalogav91040603contributorID