2021-08-27T15:40:44.31Z51.96116667-178.091833326.81manualconfirmedUSGS-0.04ml1Origin/20210827210726.370795.618962Magnitude/20210827210726.370846.618963USGS100 km W of Adak, Alaskaregion nameavcatalogav91351206contributorID