2021-02-19T12:29:33.623Z50.9129-179.676710manualconfirmedUSGS4.1mb1Origin/20210222111250.084878.3917895Magnitude/20210222111250.084908.3917896USGS237 km WSW of Adak, Alaskaregion nameuscatalogus6000diwvcontributorID