2410201110ResearchofEnvironmentalSciencesVol.24No.10Oct.20112010-11-292011-04-09HJ2010-520100014120001ES2009011980-qifei@bjfu.edu.cn.12143111.1000832.1000123.1500904.1000849.geosmin2-2-methylisoborneol2-MIBβ-β-ionone613.841319.57143.00ngL.TP〔ρDOC≥5.17mgL〕.、.ρTPρDOPρDOCDOP.2-X703.1A1001-6929201110-1115-08TasteandOdorPollutionCharacteristicsofBeijingLandscapeWaterQIFei1XUBing-bing2FANHui-ju1BENYue4CHENZhong-lin3FENGLi1ZHANGLi-qiu11.CollegeofEnvironmentalScienceandEngineeringBeijingForestryUniversityBeijingKeyLabforSourceControTechnologyofWaterPollutionResearchCenterforWaterPollutionSourceControlandEco-RemeditionBeijing100083China2.StateEnvironmentalProtectionKeyLaboratoryforLakePollutionControlChineseResearchAcademyofEnvironmentalSciencesBeijing100012China3.StateKeyLaboratoryofUrbanWaterResourceandEnvironmentHarbinInstituteofTechnologyHarbin150090China4.StateNuclearElectricPowerPlanningDesignandResearchInstituteBeijing100084ChinaAbstractInrecentyearstasteandodorT&Oproblemscausedbywatereutrophicationhavearousedextensivepublicattention.InthisstudyninetypicallandscapewatersinBeijingwerestudied.ThepollutioncharacteristicsofT&OinthelandscapewaterswereanalyzedandthecausesofT&Owereinvestigatedincombinationwithwaterqualityparameters.TheresultsshowedthatthemainT&OcompoundsinBeijinglandscapewatersweregeosmin2-methylisoborneolandβ-ionone.Theiraveragemassconcentrationswereupto613.841319.57and143.00ngLrespectively.ExtensivewaterqualityparameteranalysisrevealedthattypicallandscapewatersinBeijingexhibitedaseriouseutrophicationproblem.ThemassconcentrationofTPinBeijinglandscapewaterwasthelimitingfactorforeutrophication.MoreoverahighmassconcentrationoforganiccontaminationDOC≥5.17mgLwasfoundinBeijingtypicallandscapewaters.IntheninestudiedtypicallandscapewaterstheT&OproblemsweremoreprominentinYuyuantanLakeFuhaiLakeandBeihaiLakeandlessprominentinQianhaiLakeandXihaiLake.ItwasfoundthatTPDOCanddissolvedorganicphosphorusmassconcentrationswerecloselyrelatedtotheT&OpollutionindicatingthatlargeamountsofdissolvedorganicphosphorusandorganicpollutantswerethemainreasonsforeutrophicationandT&OproblemsinBeijingDOI10.13198/j.res.2011.10.37.qif.00624landscapewaters.Keywordslandscapewatereutrophicationtasteandodorgeosmin2-methylisoborneol.1.2.2050、、3-7.8-10.11-13..307.3km21.5~2.0m....200114.20058915...、、.、16.、、..11.12009820—2491.95.52km276%.20.5m.0.5m.1Table1Samplingdistributionkm20.611148200.393—8230.573—8230.343—8230.333—8230.683—8241.94648240.553—8240.113—8245.52388—1.2ρDOρDOCρNH3-NρNO3--NρTNρDIPρDOPρTPUV254SUVA17.ρNH3-NρNO3--NρTNρDIPρDOPρTP《》18.ρDODO110EUTECHSingaporeρDOC0.45μm611110TOC-VCSNShimadzuJapanUV254UV2600254nmSUVA=UV254ρDOC×100.6.-SPME-GC192.26、Table2Physical-chemicalpropertyretentiontimeandqualitycontrolforanalysismethodoftasteandodorminngLngL2--3-2-isopropyl-3-methoxypyrazineIPMP1524.4892.01.772-2-Methylbenzofuran2-MBF1324.6595.04.382--3-2-isobutyl-3-methoxypyrazineIBMP1665.1782.52.352-2-methylisoborneol2-MIB1685.2922.02.08trans-110demethyl-trans-9-decalolgeosmin1827.1053.08.97β-β-ionone—1927.7030.71.8522.1320092.ρDO2...3Table3WaterqualityofthemainlandscapesinBeijing℃UV254nm-1SUVA〔Lmg·cm〕ρmgLDODOCTNNH3-NNO3--NTPDIPDOP26.770.131.686.207.9310.370.380.810.050.0490.01178.8628.630.081.336.066.1110.880.731.710.030.010.02340.1628.270.081.275.336.2511.410.521.760.040.010.03271.8329.600.100.668.9430.3611.960.273.340.040.030.01244.0830.600.311.7212.2122.3211.750.730.290.200.140.0558.4826.200.121.717.507.198.440.420.320.070.020.05118.8726.730.262.717.649.857.470.830.100.270.120.1527.0826.330.061.277.605.167.750.440.790.040.010.03176.1428.260.050.548.949.198.351.180.980.320.020.2926.4327.930.141.437.8311.609.820.611.130.120.050.07—26.20~0.05~0.54~5.33~5.16~7.47~0.27~0.10~0.03~0.01~0.01~—30.600.312.7112.2130.3611.961.183.340.320.140.29———1.52.0—15.05.0—1.00.5——.ρDOCUV2542.ρDOCUV254.3ρDOC5.16mgLρDOC22.3230.36mgL.ρDOCρDOC20.ρDOC4.0mgL.711124ρDOC.ρTNρTP.ρTN11.96mgL7.47mgL9.82mgLρTP0.31mgL0.03mgL0.12mgL.2006ρTNρTP2.20.15mgL15.32009ρTNρTP2006.《》GBT18921—20029.1Fig.1Beijingurbanlandscapepollutioncharacteristicsoftasteandodor.TNTP21.7722.10~25ρTNρTP23.20..2.2624724.6.4724Table4PropertyandoriginoftypicalT&OcompoundsngL2-MIB、15geosmin、4IPMP20IBMP162-MBF22β-ionone7961.4.41.geosmin117.44ngL2-MBF.8111101b.>>>=>>>>....6ρ2-MIB>ρgeosmin>ρ2-MBF>ρβ-ionone>ρIBMP>ρIPMP.2-MIBgeosmin2-MBF.geosmin>2-MIB>β-ionone>IBMP>2-MBF>IPMP..geosmin2-MIB.2.27ρgeosmin5209.52ngL.2-MIB95.13ngL7614.43ngL.β-ionone1.37~861.81ngL.IBMPIPMP.IBMPIPMP.ρIBMP302.7ngL341.9ngL.IPMP9ρIPMP55.65ngL..3.1.5~2.0m.3.〔3a〕60.5m..25...ρgeosmin〔3b〕..geosmin.ρIBMPρIPMPρβ-iononeIBMPIPMPβ-ionone3.2.3.SPSS17.0965.6.726.2~30.6℃.ρgeosminρDOρ2-MBFρ2-MIBρβ-iononeρDO..ρDOρDOρ9111242Fig.2TasteandodordistributionindifferentlandscapeinBeijing5-6.ρTPρTP.ρρDOPρDIPDOP.6ρTNρNO3--NρNH3-N.ρgeosminρβ-iononeρDOC..0211103Fig.3TasteandodordeepdistributionindifferentlandscapeinBeijing26.SPSS17.0966.ρ2-MIBρgeosmin2-MIBgeosmin2-MIBgeosmin.2-MIBβ-ionone6-725.ρIPMPρIBMPIPMPIBMP24..5Tabl