北京市景观水体嗅味污染特征

2410201110ResearchofEnvironmentalSciencesVol．24No．10Oct．[e-mail]2－2-methylisoborneol2-MIBβ－β-ionone613.841319.57143.00ngL．TP〔ρDOC≥5.17mgL〕．、．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．Theiraveragemassconcentrationswereupto613.841319.57and143.00ngLrespectively．ExtensivewaterqualityparameteranalysisrevealedthattypicallandscapewatersinBeijingexhibitedaseriouseutrophicationproblem．ThemassconcentrationofTPinBeijinglandscapewaterwasthelimitingfactorforeutrophication．MoreoverahighmassconcentrationoforganiccontaminationDOC≥5.17mgLwasfoundinBeijingtypicallandscapewaters．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．1Table1Samplingdistributionkm20.611148200.393—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=UV254ρDOC×100.6．－SPME－GC192.26、Table2Physical-chemicalpropertyretentiontimeandqualitycontrolforanalysismethodoftasteandodorminngLngL2－－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℃UV254nm－1SUVA〔Lmg·cm〕ρmgLDODOCTNNH3-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———1.52.0—15.05.0—1.00.5——．ρDOCUV2542．ρDOCUV254．3ρDOC5.16mgLρDOC22.3230.36mgL．ρDOCρDOC20．ρDOC4.0mgL．711124ρDOC．ρTNρTP．ρTN11.96mgL7.47mgL9.82mgLρTP0.31mgL0.03mgL0.12mgL．2006ρTNρTP2.20.15mgL15．32009ρTNρTP2006．《》GBT18921—20029．1Fig．1Beijingurbanlandscapepollutioncharacteristicsoftasteandodor．TNTP21．7722．10～25ρTNρTP23．20．．2.2624724.6．4724Table4PropertyandoriginoftypicalT＆OcompoundsngL2-MIB、15geosmin、4IPMP20IBMP162-MBF22β-ionone7961.4．41．geosmin117.44ngL2-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．2．27ρgeosmin5209.52ngL．2-MIB95.13ngL7614.43ngL．β-ionone1.37～861.81ngL．IBMPIPMP．IBMPIPMP．ρIBMP302.7ngL341.9ngL．IPMP9ρIPMP55.65ngL．．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