2023-02-04T18:09:48.805Z51.6516-177.503571.644manualconfirmedUSGS4.2mb1Origin/20230204200854.727563.108501Magnitude/20230204200854.727615.108502USGS64 km WSW of Adak, Alaskaregion nameuscatalogus6000jlfmcontributorID