2021-08-18T11:05:51.06Z52.02416667-176.05366674.69manualconfirmedUSGS-0.47ml1Origin/20210820034554.11642.544001Magnitude/20210820034554.11647.544002USGS43 km ENE of Adak, Alaskaregion nameavcatalogav91039703contributorID