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Assessment of Water Quality of Shandan River Based on Fuzzy Evaluation Method
Pages: 68-71
Year: Issue:  6
Journal: Journal of Gansu Sciences

Keyword:  Fuzzy evaluationWater qualityAnalysis of pollution characteristics;
Abstract: 山丹河作为黑河水系的较大支流,其水质优劣程度对黑河干流水质有着十分密切的影响.利用山丹河水质监测数据对山丹河主要污染物浓度以及污染特征进行分析,可知山丹河主要污染物以耗氧性有机物为主,营养盐次之,其主要污染物分担率为:BOD5占17.4%,挥发酚占13.6%,CODMn占12.9%,TP占12.6%.运用模糊评价法进行水质等级评价研究,根据模糊评价法最大隶属度原则,山丹河的水质等级属于V级,属重度污染.同时分析了山丹河污染成因,并提出相应的污染治理措施与建议.
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