2021-01-27T19:29:52.852Z53.265-166.871959.01manualconfirmedUSGS4mb1Origin/20210127195746.589929.2028132Magnitude/20210127195746.58998.2028133USGS71 km SSW of Unalaska, Alaskaregion nameuscatalogus6000dcgvcontributorID