2021-08-17T12:42:58.935Z53.4247-166.228542.7manualconfirmedUSGS1.4ml1Origin/20210817173932.574863.520417Magnitude/20210817173932.574916.520418USGS53 km SSE of Unalaska, Alaskaregion nameakcatalogak021aixgwn0contributorID