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201129(,100041):,:;,,50%;,,GB8978-1996CJ3082-1999,,COD,BOD5,,,,,:;;;;LEACHATECHARACTERISTICSOFSMALL2SCALEMSWTRANSFERSTATIONSANDITSIMPACTONTHEWATERENVIRONMENTLiChunping(StateKeyLabofSolidWasteResourceUseandEnergy2SavingBuildingMaterials,BeijingBuildingMateriralsAcademyofScienceResearch,Beijing100041,China)Abstract:Theoutputandpropertiesofleachateweremonitoredandanalyzedfromsmall2scaleMSWtransferstationsoftwocitiesinChina.TheresultsshowedthattheamountsofMSWsmall2scaletransferstationsinChinawerelargeanditsdistributionwasveryintensive;mixedsewagegeneratedfromShenzhenMSWtransferstationhasdischargedintourbansewagepipenetwork,whileinChangzhou,50%ofthemixedsewagegeneratedfromMSWtransferstationhasdischargeddirectlyintotheriver.Inadditiontomercury,otherindicatorsinthemixedsewagegeneratedfromMSWtransferstationfarexceeedtheIntegratedWastewaterDischargeStandard(GB8978-1996)andEffluentDischargedintoUrbanSewageWaterQualityStandards(CJ3082-1999),themaximumpollutantisCOD,fol2lowedbyBOD5.AlotoforganicmattergeneratedfromMSWtransferstationwouldbeanimpactonthemunicipalwastewatertreatmentplant,but,iftheyaredischargeddirectlyintowaterbodies,theywouldacceleratethepollutionofwaterbodies.Therefore,theoptimizationofurbandrainagesystemandsewageinterceptionandtreatmentofMSWtransferstationwereimperativeinChangzhouCity.Keywords:MSWtransferstation;leachate;mixedsewage;characteristics;pollutionload0,,[1];CODBOD5[2],CODBOD5EPA[3],[4-5][6-10],[11],,,[12],64201129,,,,,1111,20093-5,1121)20093-5,3,9,,2),;2000mL(SS)(COD)(BOD5),1511pHpHGB/T6920-1986GB/T11903-1989GB11901-1989(COD)GB11914-1989(BOD5)GB7488-1987GB7478-1987TNGB11894-89TPCJ/T78-1999Cr6+GB/T7467-1987HgGB/T7468-1987CuZnCdPbGB/T7475-1987GB7959-19872211,22%216601811223176000115153195511770020110251300212019951141521242::,,50%,212313/km2//(td-1)73317010401802654031:,,5m21,540t/d,,:213,,,,,321;,9d47420112914/(td-1)/(td-1)/(td-1)/(td-1)320113715818215110315415110016215311100171101171811251135116200152103215:34:112%7%,5%;,,,,,17%44%,30%;8%12%,10%:50%,;50%,[13-14]21420093-5,,,,55pH318641264151319541554194318641514108414931414189825690775600725560825680320160200128(SS)/(mgL-1)18889104351556378311211855461043577281880167512321187(COD)/(mgL-1)67867382006145049616500334528255700406161150090106090054500(BOD5)/(mgL-1)420212351532163273903093724765444292512227602580577008220()/(mgL-1)3551327315337162521130713246113091623611190141611926718317(TN)/(mgL-1)15078991284104911068551050884126393414201165(TP)/(mgL-1)21415180121961117010132161071418016113512127161049115(Cr6+)/(mgL-1)21581170214411682102113811901146----(Hg)/(mgL-1)------------(Cu)/(mgL-1)41761160115801681104013631881144--01329-(Zn)/(mgL-1)161471310196129157101114410016015517012(Cd)/(mgL-1)0156014401250120011801160120011101026010250111901023(Pb)/(mgL-1)81544150711261246120410181025168--01790143/(L-1)1014101010810810710710710710710710141011:-842011295:,,SSCODBOD5TNTP,SSCODBOD5GB8978-1996CJ3082-19997101013131947127613647846181012,CODBOD5TNTPGB3838-20022251500258577081133467710229338,,GB8978-1996CJ3082-1999,,,,,,2154:,[15-16];,,[17],,[18]:P=[CiMia+CiMi(1-a)]Q:P;Ci;Mi;a;Ci;Mi;Q66kg/d()()SS10218242197211131510341612199COD3741722351101431227916126154139145BOD52301991281038014756122619345129215111220180014501460150TN817041962180116221843104TP1163017901350129013401246:,,,,COD,BOD5,,[1921],,,31),57m21,540t/d,,:2)5%;,,3),,SSCODBOD5TNTP,4),COD,BOD5,,,5),,,[1]MichaelWagner,AndrewJRoger,JodiLFlax,etal.Phylogenyofdissimilatorysulfitereductasessupportsanearlyoriginofsulfaterespiration[J].JournalofBacteriology,1998,180:2975-2982.[2]LemaJM,MendezR,BlazquezR.Characteristicsoflandfillleachatesandalternativesfortheirtreatment:areview[J].Water,Air,andSoilPollution,1988(4):223-250.[3].[J].,1998,18(2):184-188.[4]LeeGF.LandfillsandGroundwaterquality[J].GroundWater,1991,29:331-336.[5]BootheDD,SmithMC,GattieDK,etal.Characterizationofmi2crobialpopulationsinlandfillleachateandbulksamplesduringaero2bicbioreduction[J].AdvancEnvironRes,2001,5:285-294.(76)94201129421922116210816015515816815718115613315010314913146194,21321311(1)::(10min)015g/LHAc(50,10min)(80,10min)(10min):(10min)015g/LHAc(50,10min)1g/L(90,10min)1g/L(90,10min)(50,10min)(50,10min)(10min)21312,,552152172190115013501350118012601475,015,,31),,50%2),,,,,,3),,3500038(0591)83570927E2mailholygang@qq.com2011-03-14(49)[6]BootheDD,SmithMC,GattieDK,etal.Characterizationofmi2crobialpopulationsinlandfillleachateandbulksamplesduringaero2bicbioreduction[J].AdvancEnvironRes,2001,5:285-294.[7]AllenA.Containmentlandfills:themythofsustainability[J].En2gineerGeolog,2001,60(1-4):3-49.[8]RobinsonH.Generationandtreatmentoflechatefromdomesticwastedinlandfill[J].WaterPollutControl,1982:465-478.[9]BarcelonaM,WehrmannA,KeelyJ,etal.Contaminationofgroundwater[M].ParkRidge,NewJersey,USA:NoyesDataCorporation,1990.[10]LeeGF.LandfillsandGroundwaterquality[J].GroundWater,1991,29:331-336.[12]BoveaMD,PowellJC,GallardoA,etal.Theroleplayedbyen2vironmentalfactorsintheintegrationofatransferstationinamu2nicipalsolidwastemanagementsystem[J].