2023-11-18T20:52:55.51Z51.8581666666667-177.8233333333333.35manualconfirmedUSGS0.53ml1Origin/20231120035913.225526.30115Magnitude/20231120035913.225582.30116USGS81 km W of Adak, Alaskaregion nameavcatalogav91122083contributorID