ThemainshockandaftershocksoftheHutubiMS6.2earthquakeonDecember8,2016wererelocatedbyapplyingthedoubledifferencemethod,andwerelocated477earthquakesintheHutubiregion.Theearthquakerelocationresultsshowthattheaftershocksaredistributedintheeast-westdirectiontowardsthenorthsideofthesouthernmarginoftheJunggarBasinfault,andaremainlydistributedinthewesternregionofthemainshock.ThedistancebetweenthemainshockafterrelocationandthesouthernmarginoftheJunggarBasinfaultisobviouslyshortened.Combinedwiththefocalmechanismandthespatialdistributionofthemainshockandaftershocks,itisinferredthatthesouthernmarginoftheJunggarBasinfaultisthemainseismogenicstructureoftheHutubiearthquake.