2021-10-16T14:11:59.91Z51.33816667-179.136333312.03manualconfirmedUSGS2.95ml1Origin/20211017221831.647925.218731Magnitude/20211017221831.647973.218732USGS183 km WSW of Adak, Alaskaregion nameavcatalogav91394116contributorID