2026-06-01T04:34:47.805Z53.453-167.0312.6manualconfirmedUSGS2.1ml1Origin/20260601211648.639479.30837Magnitude/20260601211648.639546.30838USGS57 km SW of Unalaska, Alaskaregion nameakcatalogaka2026ktgmbycontributorID