南京市地下水资源开发利用分区

39120091()JournalofJilinUniversity(EarthScienceEdition)Vol.39No.1Jan.20091,1,1,2,21.,2100982.,210008:,,,GMS,VisualMODFLOW,,,GIS,,,:;;;:P641.8:A:167125888(2009)0120107207:2008205220:(B08048):(1964),,,,,E2mail:[e-mail]tionDivisionofGroundwaterResourcesinNanjingCityWENZhong2hui1,WANGBin2bin1,LUCheng2peng1,YANLing2xiang2,HUAHua21.StateKeyLaboratoryofHydrology,WaterResourcesandHydraulicEngineering,HohaiUniversity,Nanjing210098,China2.NanjingMunicipalBureauofWaterResources,Nanjing210008,ChinaAbstract:Thedistributionofgroundwaterresourceswasveryuneven,andtheexploitationofgroundwaterresourceswasunreasonableinNanjingCity.Inordertoachievethesustainabledevelop2mentandutilizationofgroundwaterresources,thedevelopmentandutilizationdivisionwasresearched.ThestructureofregionalaquifersystemwasexpressedbyGMSsoftwareaccordingtothehydrogeologi2calconditionsinNanjingCity.AndthenumericalsimulationmodelwasconstructedtocalculatetheamountofgroundwaterresourceswithVisualMODFLOW,whilethewaterbalancemethodwasalsoused.Onthebasis,thedistributioncharacteristicofgroundwaterresourceswasanalyzedquantitatively,andthenagroundwaterresourcesinformationsystemofNanjingCitywasestablishedonGISplatform,whichisusedtoachievethedevelopmentandutilizationdivision.Finally,thegroundwaterresourcesinNanjingCityweredividedintothreezonesincludingdevelopingandutilizingzone,potentialzoneofde2velopmentandutilizationandunsuitableexploitingzone.Keywords:NanjingCity;groundwaterresources;distributioncharacteristic;developmentanduti2lizationdivision,,,,;,,,,,,,,,1,[123],WHIVisualMODFLOWBrighamYoungUniversityGMS[4]DEM,GMS(GMS,[5]),,(1),,(2),VisualMODF2LOW4.2,ZoneBudget,,,7.27m3/a,3.79m3/a,222.1,,,2,,:(1),,,(1)(2)(3)(4)(5)(6),1912km212m,,,,1,,,,(2)12248.10m3/a,1m3/a,1/4,3000m3/d,:;,,2040m,,13m2050m,,,(2)(1)(2)(3),550km2,2,,,50km2,1086m3/a,3000m3/d,,,,801()391Table1DistributioncharacteristicofporewaterresourcesinNanjingCity/(104m3a-1)/(104m3a-1km-2)/(104m3a-1)/(104m3a-1km-2)112248.1019.7610025.4016.1723457.2819.101640.049.0634966.2619.102847.0010.95410460.4928.746038.7616.5953687.8616.462150.409.6064992.3718.982104.008.0039812.3620.8224805.6012.972Table2DistributioncharacteristicofkarstwaterresourcesinNanjingCity/(104m3a-1)/(104m3a-1km-2)/(104m3a-1)/(104m3a-1km-2)11539.4530.791086.021.7223514.6815.021501.16.4131803.306.801803.36.806857.4312.494390.48.00,3,,,,40,22.4,10000m3/d,3(3),3685km2,,3,3678,,;J1-2,12,,,,2200m3/a;,,45,,4000m3/a,2.2,,,[627]20002004,,[8],43Table3Exploitationandutilizationofgeothermalwaterresources//m//(m3d-1)1116032028701250525125445528009011,:420002004(F)Table4Comprehensiveindexofgroundwaterquality(F)from2000to2004inNanjingCity200020012002200320047.257.227.177.157.164.272.174.312.162.192.244.324.314.317.132.194.332.212.215F[8]Table5ClassificationstandardofFF0.800.802.502.504.254.257.207.205F,4,:(1),,HCO32CaNaHCO32CaMg,pH6.288.76,,1220,1g/L;,,F=7.18,,(2),HCO32CaMg,0.400.75g/L,,pH6.908.00,0.02mg/L,0.004mg/L2001,50%,2002,50%,20032004,F=2.71,(3),,HCO32CaHCO32CaMg,0.30.6g/L,HCO3SO42CaMgSO4HCO32CaNa,,,,F=4.31(4)HCO32Ca,0.30.5g/L,F=2.19,,3(3),,;,,,;,,,,3,3620022006,1400m3,2003,,,,2005,2006620022006Table6Exploitationquantityofgroundwaterfrom2002to2006inNanjingCity20022003200420052006/303251178178219/m31423.61308.21446.21507.01327.0,3.79m3/a,200220063%4%,,,,,,,011()391Fig.1StructuralmapofaquifersysteminNanjingCity2Fig.2DistributionofgroundwaterresourcesinNanjingCity3Fig.3DistributionofgroundwaterqualityinNanjingCity4Fig.4ExploitationandutilizationdivisionofgroundwaterinNanjingCity1111,:4[9],,,,,,,,[10211],,,,3,;,,,;,10m3/(akm2)30m3/h1m3;2m3/(akm2)10m3/h2g/L;2m3/(akm2)10m3/h2g/L4ArcGIS,,,GIS,,,(4)2815,,,5(1),,,,,(2),,,,(3),,,,(4),3,,,,,(References):[1]MendoncaLAR,SantiagoHF,FilhoJM,etal.Iso2topemeasurementsandgroundwaterflowmodelingusingMODFLOWforunderstandingenvironmentalchangescausedbyawellfieldinsemiaridBrazil[J].EnvironGeol,2005,47:104521053.[2]GurwinJ,LubczynskiM.Modelingofcomplexmulti2aquifersystemsforgroundwaterresourcesevalua2tionSwidnicastudycase(Poland)[J].HydrogeologyJournal,2005,13:6272639.[3]ChristianRegli,LukasRosenthaler,PeterHuggen2berger.GEOSSAV:asimulationtoolforsubsurfaceapplications[J].Computers&Geosciences,2004,30:2212238.[4],,,.[J].:,2007,37211()39(2):3842392.GONGHui2li,PANYun,LIXiao2juan,etal.Ad2vancesandprospectson3Dvisualizationofgroundwa2terflowfield:areview[J].JournalofJilinUniversity:EarthScienceEdition,2007,37(2):3842392.[5].(GMS)[J].,2003(5):53255.ZHUXiao2bin.Groundwatermodelingsystem(GMS)software[J].HydrogeologyandEngineeringGeology,2003(5):53255.[6]MelloulAJ,CollinM.Aproposedindexforaquiferwater2qualityassessment:thecaseofIsraelsSharonregion[J].JournalofEnvironmentalManagement,1998,54(2):1312142.[7],,.[J].,2002,28(1):45247.GUChao2jun,PANYing,PANMing2jie.Theapplica2tionandexistedproblemsofNemeroindexinground2waterqualityevaluation[J].EnvironmentalProtectionScience,2002,28(1):45247.[8],,,.GB/T14848293[S].:,2004.EnvironmentalManagementDivisionofGeologicalandMineralMinistry,InstituteofHydrogeolog