水环境质量现状评价方法

Summary of current assessment methods of water environmental quality

介绍了水环境质量现状分析与评价的常用方法,阐述了方法的原理和计算方法。对比分析了综合水质标识指数法、主成分分析法、灰色聚类法和灰色关联分析方法的优缺点和评价效果,指出未来水环境质量评价方法的发展方向是做到科学合理,为水污染治理和水生态修复提供依据。

The common methods of water environment quality analysis and assessment were introduced,as well as the principle and calculation method of them. The advantages,disadvantages and assessment effect of the comprehensive water quality identification index( WQI),principal component analysis method, grey clustering method and grey correlation analysis method were compared and analyzed. It is pointed out that the development direction of water environment quality assessment method in the future was to be scientific and reasonable,and to provide basis for water pollution control and water ecological restoration.