2021-10-27T16:19:50.877Z53.5716-171.3424245.09manualconfirmedUSGS3.9mb1Origin/20211027222325.50766.49894Magnitude/20211027222325.507713.49895USGS179 km WNW of Nikolski, Alaskaregion nameuscatalogus7000fp91contributorID