参数rijrij2监测点单位mg/m3mg/Lmg/Lmmg/L评价参数叶绿素achlaTPTN透明度SDCODMnchla11浓度值3.540.040.63.61.2TP0.840.7056相关权重Wj0.2662548590.1878694290.1790297670.1834229720.183422972TN0.820.6724营养状态指数TLIj38.72841622.0854565.8766139326.32988345.941576626SD-0.830.68营养状态指数南水水库注:采用0~100的一系列连续数字对湖泊(水库)营养状态进行分级:TLI(∑)<30 贫营养(Oligotropher)30≤TLI(∑)≤50 中营养(Mesotropher)TLI(∑)>50 富营养 (Eutropher)50<TLI(∑)≤60 轻度富营养(light eutropher)60<TLI(∑)≤70 中度富营养(Middle eutropher)TLI(∑)>70 重度富营养(Hyper eutropher)在同一营养状态下,指数值越高,其营养程度越重。
CODMn0.830.68营养状态指数10.311637.9065718.213284.8295051.0822综合营养状态指数32.35081评价分级中营养: