2021-07-31T19:14:54.96Z52.12333333-176.01554.28manualconfirmedUSGS-0.04ml1Origin/20210803052030.78169.367544Magnitude/20210803052030.781742.367545USGS50 km ENE of Adak, Alaskaregion nameavcatalogav91036938contributorID