2026-04-18T03:27:51.739Z57.822-154.58266.9manualconfirmedUSGS1.4ml1Origin/20260418033041.028713.28389Magnitude/20260418033041.028801.28390USGS29 km NNW of Karluk, Alaskaregion nameakcatalogaka2026horphtcontributorID