2023-12-19T12:07:08.95Z51.9863333333333-177.1454.92manualconfirmedUSGS1.8ml1Origin/20231220025143.670723.31166Magnitude/20231220025143.670774.31167USGS37 km WNW of Adak, Alaskaregion nameavcatalogav92158801contributorID