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第28卷第3期环境监测管理与技术2016年6月京杭运河苏州段重点监控污染源调查分析陆家骝,卢仁杰,吕清‘,徐诗琴(苏州市环境监测中心,江苏苏州215004)摘要:通过对京杭运河苏州段经过的行政区的重点监控企业和污水处理厂的污染物排放情况统计分析,结果表明:754家重点监控企业涉及十多个行业,其中化学需氧量、氨氮、石油类、挥发酚排放量较高,分别为17057t、1261.5t、32.89t、1.467t。等标污染负荷比统计得出,吴江区、吴中区、高新区为重点监控区域,氨氮、化学需氧量、挥发酚、石油类为重点监控污染物,纺织印染、化工生产、电子产品信息制造、金属制造为重点监控行业。46家污水处理厂出1:3的化学需氧量、氨氮、总氮、总磷的年排放量分别为17614t、1252t、2761.9t、107.7t,排放量较高且直接排入运河,也应将其划为重点监管区域。关键词:京杭运河苏州段;重点监控;污染源调查;污染物排放中图分类号:X522文献标志码:B文章编号:1006—2009(2016)03—0029—04InvestigationandAnalysisofKeyMonitoringPollutionSourcesinSuzhouSectionofBeijing-HangzhouCanalLUJia—liu,LURen-jie,LVQing+,xuShi-qing(SuzhouEnvironmentalMonitoringCenter,Suzhou,Jiangsu215004,China)Abstract:ThedischargeofpollutantsfromkeymonitoringenterprisesandsewagetreatmentplantswereanalyzedstatisticallyinsurroundingareaofSuzhousectionofBeijing—HangzhouCanal.Theresultsshowedthat,in754keymonitoringcompaniesinvolvedinmorethan10industries,theemissionamountofchemicaloxygendemand,ammonianitrogen,petroleumandvolatilephenolwere17057t,1261.5t,32.89tand1.467t,respectively.StatisticsofequalstandardpollutionloadratiosuggestedthatWujiangdistrict,WuzhongdistrictandSuzhouXindistrictwerethekeymonitoringareas,ammonianitrogen,chemicaloxygendemand,volatilephenolandpetroleumwerethemainmonitoringpollutants,whiletextileprintinganddyeingindustry,chemicalindustry,electronicproductmanufacturingandmetalmanufacturingindustrywerekeymonitoringindustries.Theemissionamountofchemicaloxygendemand,ammonianitrogen,totalnitrogenandtotalphosphorusfrom46sewagetreatmentplantswere17614t,1252t,2761.9tand107.7t,respectively.Forthepollutantsweredischargedintothecanaldirectly,thesewagetreatmentplantsshouldbethekeymonitoringindustries.Keywords:SuzhousectionofBeijing-HangzhouCanal;KeyMonitoring;Surveyofpollutionsource;Pollutantdischarge太湖禁止排放污水,太湖地区(苏州市区段)工业废水和生活污水的排放去向主要有3个通道:一是通过河网汇于京杭运河苏州段,最终排向浙江;二是通过河网汇于吴淞江苏州段,最终排向上海;三是通过河网汇于娄江,最终排向长江。这3个排放通道与苏州市区城市水环境安全关系最为密切的是京杭运河苏州段。。目前,京杭运河苏州段水质仍然属于劣V类,主要是氨氮、总磷超过《地收稿日期:2015—07—05;修订日期:2016一Ol一22基金项目:国家重大科学仪器设备开发专项基金资助项目(2012
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