2026-03-28T09:16:24.089Z57.732-154.64264.8manualconfirmedUSGS1.5ml1Origin/20260328091840.550995.42243Magnitude/20260328091840.551059.42244USGS21 km NNW of Karluk, Alaskaregion nameakcatalogaka2026gcoxdwcontributorID