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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:2010-02-24:(XJEDU2005I08):(1982-),,,,,1,1,2,3(1.,830000;2.,830052;3.,266042):,,(USEPA),CrAsCdCrAsCd,10-710-5a-1,Cr(ICRP)(510-5a-1),;PbCuZnHgCu,Pb,HgZn,10-1010-8a-1,ICRPUSEPA:;;;:X82014:B:1007-1504(2010)01-0022-05HealthRiskAssessmentofWaterQualityatWulaboReservoirinUrumqiCityWANGGang1,WANGLing1,ZHENGChun-xia2,QIANYi3(1.UrumqiEnvironmentalMonitoringCenter,UrumqiXinjiang830000,China;2.CollegeofPrataculturalandEnvironmentalScience,XinjiangAgriculturalUniversity,UrumqiXinjiang830052,China;3.CollegeofSafetyandEnvironmentalEngineering,QingdaoTechnologicalUniversity,QingdaoShandong266042,China)Abstract:WulaboreservoirwasmaindrinkingwatersourceinUrumqicity,itsconcentrationofheavymetalwereanalyzedandestimatedbyhealthriskevaluationmodalthatrecommendedbyUSEPA.ResultshowedindividualhealthriskvalueeveryyearwasaffectedbycarcinogenincludingCr,As,Cd,influencingdegreewasCrAsCd,riskvaluewere10-710-5a-1,riskvalueofCrwashigherthanrecommendedvalue(510-5a-1)ofICRP,itwasmaincarcinogeninWulaboreservoir.IndividualhealthriskvalueeveryyearwasaffectedbynotcarcinogenincludingPbCuZnHg,influencingdegreeofCuwasthemosthigh,Pbwasmorehigher,HgandZnwerelower,itsrisklevelwere10-1010-8a-1,thatwasunderultimateacceptablerisklevelwhichwasrecommendedbyICRPandUSEPA.Keywords:Wulaboreservoir;drinkingwatersource;heavymetal;healthrisk,,[1-3],[4,5]AsHgPb,,[6]1931,Hg24120103AridEnvironmentalMonitoringVol.24No.1Mar..2010©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(HealthRiskedAssessment,HRA)2080,,,[7]2090,[8],,,,[9],[10-12],,,,,,,(USEPA),11.1,13km,7107m3,,1961,100,45%[13],5,,,,(),1.2200875500ml,0.45m,,pH2,,41.3AsHg(AFS-930,);CdPbCuZn(ZEEnit700,analytikjena);Cr6+(GSB07),,RSD10%,,,1.4,,USEPA[14]1.4.1,,,USEPA1141111321©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:Pia=1-exp(-Diqi)72(1),Pia:i(a-1);Di:i(mgPkgd);qi:i(mgPkgd);72:[15](a)1141112Pib,:Pib=Di10-6PADi72(2),Pib:i(a-1);Di:i(mgPkgd);PADi:i(mgPkgd);72:(a)(PADi):PADi=RfDi(3),RfDi:i(mgPkgd)101141113[16,17],AsHgCr6+CdPbCuZn7,,HI:HI=6Pi(4)1141114(Di):Di=2.2Ci70(5),2.2:(L);Ci:i(mgPL);70:(kg)1.4.2(IARC)(WHO),AsCr6+Cd,(qi)1(HgPb),(RfDi),(USEPA)11qiRfDi(RfDi)P[mg(kgd)-1](qi)P[mg(kgd)-1]Hg0.0003Cd6.10Pb0.0014Cr6+41.00Cu0.005As15.00Zn0.301.4.32110-6110-4a-1,110-8110-7a-122.1AsHgCdPbCrCuZn733,7As010017010035mgPL,Hg0100001701000024mgPL,Cd01000070100012mgPL,Pb010008010014mgPL,Cr6+010027010062mgPL,Cu0101201017mgPL,Zn0100701013mgPL,Cu4224©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(GB3838-2002),I2[3]Pa-1Pa-1110-6110-6110-8110-6110-7(USEPA)110-4(ICRP)510-53mgPLCdCr6+AsHgPbCuZn0100012010062010035010000240100140101701013010000701002701001701000017010008010120100701000100100430100220100002101001101015010092.23,,,42.2.14,CdCr6+As11910-731210-7a-1,41810-5111110-5a-1,11110-621310-6a-1,21610-7a-1,71610-5a-1,11610-6a-1Cd,As,10-610-7,Cr6+,10-5,4181111P(105a)Cr6+2USEPA,As2110-6a-1,ICRPUSEPA(510-5a-1110-4a-1),Cr,4a-1CdP(10-7)Cr6+P(10-5)AsP(10-6)HgP(10-10)PbP(10-9)CuP(10-8)ZnP(10-10)P(10-5)111961111121521511111071222144181142190131111126123217916114311314113113111142196141163143171151188115312111121331541411711913142.2.24,(HgPbCuZn)Cu,Pb,HgZn10-810-10a-1,()1,,(HgPbCuZn),521©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[18][19][3],,:,;,,,,,()(),,[18],,(72),,41)CuCr6+(GB3838-2002),AsHgCdPbZnI2)CdCr6+As,Cr6+2USEPA,As2110-6a-1,ICRPUSEPACr,3)(HgPbCuZn)Cu,Pb,HgZn,10-1010-8a-1,4),,,:[1]CHAPPELLWR,BECKBD,BROWNKG,etal.Inorganicarsenic:aneedandanopportunitytoimproveriskassessment[J].EnvironmentalHealthPerspect,1997,(105):10601067.[2],,,.[J].,2008,28(6):28612869.[3],,,.[J].,2008,22(1):6065.[4]ELINDERC.CadmiumandHealth:AToxicologicalandEpidemiolo2gicalAppraisal[M].Oxford:CRCPress,1985.2364.[5]BORUMD,ABERNATHYC.Humanoralexposuretoinorganicarse2nic.In:ArsenicExposureandHealth[J].EnvironmentalGeochemistryandHealth,1994,(16):2130.[6]WHO.Cadmium.EnvironmentalHealthCriteria.Geneva[M].Amsterdam:Elsevie,1992.134.[7],,,.[J].,1998,9(3):212217.[8].[M].:,2000.163174.[9],,,.[J].,2007,27(12):19371943.(30)6224©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.),2),60%,3),50%80%(10%15%)600800,113115(6%10%),8501150,,:[1],,,.CAO[J].,2006,20(1):5356.[2].[D].:,2002.[3].[D].:,2002.(26)[10],,.[J].,2009,29(5):548554.[11],,.[J].,2009,28(2):5665.[12],,.[J].,2006,1(4):316321.[13],,.[J].,2007,26(3):228231.[14]USEPA.Guidelinesforexposureassessment[R].FRL4129-5.WashingtonDC:OfficeofHealthandEnvironmentalAssessment,USEPA,1992.[15].[M].:,2008.153185.[16],.[J].,2008,35(8):14161418.[17]MICHAELC,MICHAELA.FundamentalsofEcotoxicology[M].NewYork:LewisPublishersPress,2003.57102.[18],,,.[J].,2004,25(2):4750.[19],,,.[J].,2006,13(3):162167.0324