29大型淡水湖泊质状况2005年

2-9大型淡水湖泊、水库水质状况(2005年)WaterQualityofBigFreshwaterLakesandReservoirs(2005)叶绿素α高锰酸盐(毫克／米~3)指数MainWater(毫克／升)主要水系SystemαPerman-Chlorophylganateindex(mg／m~3)(mg／l)巢湖西半湖Western4．206．87ChaohuLake巢湖东半湖Eastern1．634．68ChaohuLake董铺水库Dongpu1．043．18Reservoir大伙房水库Dahuofang3．72Reservoir昆明湖KunminghuLake13．125．80密云水库MiyunReservoir2．182．40兴凯湖XingkaihuLake14．60镜泊湖JingpohuLake7．10大明湖DaminghuLake330．006．00门楼水库MenlouReservoir6．002．05洱海ErhaiLake3．70滇池DianchiLake6．50(外海)(OuterLake)滇池DianchiLake7．40(草海)(GrassLake)博斯腾湖BositengLake554．005．00(扬水站)博斯腾湖BositengLake815．004．00(大河口)博斯腾湖BositengLake2240．008．10(金沙滩)博斯腾湖BositengLake2630．oo6．60(黄水沟区)松花湖SonghuahuLake4．50太湖TaihuLake28．205．05于桥水库Yuqiao13．203．60中心Reservoir，Centre于桥水库Yuqiao11．703．40坝上Reservoir，Dam丹江口水库Danjiangkou1．60Reservoir洞庭湖DongtinghuLake3．20资料来源：水利部。Source：MinistryofWaterResource．总氮总磷透明度水质类别(毫克／升)(毫克／升)(米)TotalTotalPhos-Diapha-WaterNitrogenphorusneityQuality(mg／l)(mg／l)(m)2．470．2180．45GradeⅤ～WorsethanⅤ0．950．0950．53GradeⅣ～Ⅴ0．650．0411．00GradeⅡ～Ⅲ2．180．0251．95GradeⅡ1．690．0561．46GradeⅣ1．320．0182．43GradeⅡ0．380．10030．00GradeⅤ0．360．1100．74GradeⅣ3．040．105GradeⅣ6．340．045GradeⅣ0．460．0212．32GradeⅡ2．660．2630．32WorsethanGradeⅤ11．701．0200．33WorsethanGradeⅤ1．580．0300．87GradeⅣ1．520．1000．56GradeⅣ0．3301．14WorsethanGradeⅤ2．690．050GradeⅤ1．320．070GradeⅣ2．480．0780．29GradeⅢ1．440．030GradeⅢ1．330．0301．14DLGradeⅠ2．400．160WorsethanGradeⅤ