2021-10-01T14:12:52.714Z55.9084-156.326245.2manualconfirmedUSGS4.7ml1Origin/20211001142516.716623.40602Magnitude/20211001142516.71667.40603USGS136 km ESE of Chignik, Alaskaregion nameakcatalogak021cldnudgcontributorID