Study On Black And Stink Issue Of Fen River In Taiyuan City Zone

Lots of characteristics of river in the arid area such as little flow capacity of river, great temporal-spatial change, serious polluted water and aggravative diversification trend of the degree of black and stink. This paper chooses the representative Fen River in TaiYuan city zone as the research background, and applies systems method to research the black and stink of river. Applying the systems method, the issue on the black and stink of the Fen River in TaiYuan city zone is studied. During the process of the collection and the analyzing of the statistical data, by applying single pollution index, comprehensive pollution index and the rate of pollution loads, it analyzes main factors of the cause of the river black and stink and contribute rate of every branch to pollution. The paper indicates the weight determination of pollution factors and tributary. On the basis of monitoring results and polluted factors analysis, the main environment factors of effect on black and stink are ascertained.