淀山湖年际水质评价及变化趋势分析

Interannual water quality evaluation and trend analysis of Dianshan Lake

本文采用综合污染指数法及湖泊富营养状态指数,对淀山湖近十年来水质情况进行了分析。结果表明,近十年来淀山湖水质未达到规划水质要求,且以总磷总氮为主要污染物,但总体水质呈改善趋势,分析结果为淀山湖的水质改善和水环境污染防治等工作提供了重要依据。

Comprehensive pollution index method is an important method to evaluate the characteristics of regional surface water pollution. This article uses the comprehensive pollution index method to analyze the water quality of Dianshan Lake in the past decade. The results show that the water quality of Dianshan Lake has not reached the planned water quality requirements in the past ten years, but the overall water quality shows an improvement trend, and total phosphorus total nitrogen is the main pollutant. The analysis results provide an important basis for the improvement of water quality and prevention and control of water environment pollution in Dianshan Lake.