2024-02-28T15:50:21.839Z51.9458179.6031118.965manualconfirmedUSGS5.5mww1Origin/20240228160835.810041.86706Magnitude/20240228160835.810095.86707USGS259 km W of Adak, Alaskaregion nameuscatalogus6000mflqcontributorID