2021-02-19T04:55:01.99Z51.851-177.7918333-1.8manualconfirmedUSGS0.91ml1Origin/20210219204040.718357.3635792Magnitude/20210219204040.718384.3635793USGS79 km W of Adak, Alaskaregion nameavcatalogav91019828contributorID