Page 23 - 《水资源与水工程学报》2025年第2期
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!36 "!2 #                         & ' ( ) & * + , -                               Vol.36No.2
               2025 $ 4 %               JournalofWaterResources&WaterEngineering                 Apr.,2025

            DOI:10.11705/j.issn.1672-643X.2025.02.03


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                    GroundwaterpotentialzoningforthePoyangLakeBasinusingGIS

                                 andanalyticalhierarchicalprocesstechniques

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                       YANGMei ,LIYunliang ,XINGZikang ,CHUXiaodong,CHENJing
            (1.KeyLaboratoryofLakeandWatershedScienceforWaterSecurity,NanjingInstituteofGeographyandLimnology,ChineseAcademy
              ofSciences,Nanjing210008,China;2.CollegeofResourcesandEnvironment,UniversityofChineseAcademyofSciences,Beijing
               101408,China;3.PoyangLakeWetlandResearchStation,NanjingInstituteofGeographyandLimnology,ChineseAcademyof
               Sciences ,Jiujiang332899,China;4.GeologicalEnvironmentMonitoringInstituteofJiangxiGeologicalSurveyandExploration
                 Institute,Nanchang330006,China;5.StateKeyLaboratoryofHydrology,WaterResourcesandHydraulicEngineering,
                    HohaiUniversity,Nanjing210098,China;6.JiangxiHydrologicalMonitoringCenter,Nanchang330002,China)
                 Abstract:Asahiddenwatersource,groundwaterplaystheroleofimportantwaterresourcesreserveun
                 derextremearidconditions.Inrecentyears,extremedroughteventshaveoccurredfrequentlyinthePoy
                 angLakeBasin.ToexplorethepotentialstorageofgroundwaterinthePoyangLakeBasinspatially ,the
                 groundwaterpotentialareawasidentifiedandmappedbythegeographicinformationsystem (GIS)and
                 theanalytichierarchyprocess (AHP).Atotalof11influencingfactorswereselectedtocharacterizethe
                 groundwaterpotential,includinglithology,geomorphology,soiltype,landuse/landcover(LULC),
                 drainagedensity,curvature,roughness,topographicwetnessindex,topographicpositionindex,annual
                 precipitation ,andslope.Theresultsshowedthatthecombinedweightoflithology,geomorphology,soil

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