2025-07-26T21:59:57.62Z52.1041666666667-176.18259.87manualconfirmedUSGS0.34ml1Origin/20250727221929.888789.60152Magnitude/20250727221929.888841.60153USGS40 km NE of Adak, Alaskaregion nameavcatalogav93690051contributorID