2020-12-10T16:17:42.384Z53.5661-165.963747.4manualconfirmedUSGS3.1ml1Origin/20201210225441.270721.2828882Magnitude/20201210225441.270775.2828883USGS50 km SE of Unalaska, Alaskaregion nameakcatalogak020fuu1en4contributorID