2026-09-21T10:00:11.101Z52.182-171.004105.6manualconfirmedUSGS3.6ml1Origin/20260921153625.956702.115183Magnitude/20260921153625.956764.115184USGS167 km WSW of Nikolski, Alaskaregion nameakcatalogaka2026ssnubrcontributorID