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27420068JOURNALOFDALIANUNIVERSITYVol.27No.4Aug.20061,1,1,2(1.,116600;2.,116633)3:,,,.,,.,.:;;:X824:A:100822395(2006)0420088204AssessmentofwaterqualityforlandfillleachateinDalianmunicipallandfillSUNDao2wei1,ANXiao2wen1,ZHANGChun2hua1,ZHANGZhao2ming2(1.CollegeofLifeScience,DalianNationalitiesUniversity,Dalian116600,China;2.DalianSolidWastesManagementOffice,Dalian116633,China).Abstract:BothbasedonthenecessityandimpendencesituationforthetreatmentoflandfillleachateinDalianmu2nicipalwereanalyzed,andtheenvironmentpollutionmechanismoflandfillleachatewasstudied.Thelandfillleachatethatwerebothinstoragepondsandthenewproductionweresampledandtested.Thewaterqualityoflandfillleachatewasassessedwiththemethodofsinglepollutionindex.TheresultsshowedthatthewaterqualityoflandfillleachateofDalianmunicipallandfillisquiteworse,especiallyintheheavymetalpollution.Finally,charactersoflandfillleachateofDalianmunicipallandfillweresummarized,andsuggestionsonthetreatmentoflandfillleachatewereproposed.Keywords:landfillleachate;municipallandfill;waterqualityassessment,,[1-2].,,7.45km2,0.8km2.,2700t,200300m3,,2002,,3105m3.,,.,,,,.,,.3:2006204214:(20036301):(1974-),,,:.4:8911.1[324].:NH32N.:CODBOD;;;;()[527].1.2,,,,.[8].1.12,,:CODCrBOD5NH32NHgCdZnPbCuCr.2.1,20042005,()().,..2.2:CODCr,BOD5,,,,,.:3510()WMXCOD()SG92121()1600().3,,,9027,,.,GB16889-1997,.,GB8978-1996,()[9],.1.1:mg/LCODCrBOD5NH32NHgCdZnPbCuCr1000050030080250.050.15.01.02.01.5::/L;:.3.1(1),,,2.2:mg/LCODCrBOD5NH3-NHgCdZnPbCuCr240.0152.541.220.025.50.236.710.7410.094.473.78130.0384.047.520.028.70.215.000.566.537.102.17:Hg,0.01mg/L.:/L;:.,,,,COD.,,,,37.(2),,,3.3:mg/LCODCrBOD5NH3-NHgCdZnPbCuCr32.083.115.112.575.70.221.000.4510.084.883.4118.095.1019.115.683.70.214.560.445.713.334.16:Hg,0.01mg/L.:/L;:.,,..,3.,Cd,,Cu,Cr,.3.23.2.1,:,CODCr300,BOD51547,4:912080.,.,CdPbCr.,,.,Cd,,Cu,Cr,.,,.3.2.2,:;,,;;,,.,,.:[1]CHRISTENSENTH,KJELDSENP,BJERGPL,etal.Biogeochemistryoflandfillleachateplumes[J].AppliedGeo2chemistry,2001,16(7):6592718.[2],.[J].,2005,56(11):218422188.[3].[J].,2003,21(3):1832185.[4]ZhAOYOUCAI,LIUJIANGGYING,HUANGRENHUA,etal.Long2termMonitoringandPredictionforLeachateConcen2trationsinShanghaiRefuseLandfill[J].Water,AirandSoilPollution,2000,122:2812297.[5],.[J].,2001,21(11):7210.[6],,.[J].,2002,28(3):11213.[7],,.[J].,2004,24(1):7211,23.[8],.[J].,2002,15(1):14217.[9].[M].:,2000.