2026-04-18T11:36:39.454Z61.089-151.33981.3manualconfirmedUSGS1.8ml1Origin/20260418114318.637051.31469Magnitude/20260418114318.637114.31470USGS11 km WNW of Tyonek, Alaskaregion nameakcatalogaka2026hphumwcontributorID