2026-04-01T13:24:29.433Z56.552-159.487135.1manualconfirmedUSGS1.4ml1Origin/20260401132855.41443.89107Magnitude/20260401132855.414501.89108USGS55 km NW of Chignik Lake, Alaskaregion nameakcatalogaka2026gkgarycontributorID