广东省城市地表水环境质量排名方法探讨

Study of Sequence of City Surface Water Environmental Quality in Guangdong Province

利用水质指数法对地表水水质进行综合评价由来已久。随着2017年6月环境保护部发布《关于印发<城市地表水环境质量排名技术规定(试行)>的通知》(环办监测[2017]51号),各省、自治区根据地方水系特征及历史监测数据设计具体排名方案的需要迫在眉睫。为此,本文在珠江流域选取5个城市,讨论不同断面组合方案下排名结果及技术规定相关问题,以期为业务部门在断面设置、历史监测数据处理等问题提供一定参考。

The comprehensive evaluation of surface water quality by water quality index method has a long history. When the Ministry of Environmental Protection issued the document ＂The Technical regulation of urban surface water environmental quality ranking （Trial） ＂ in June 2017, the need to designing better ranking scherae according to the local water features and historical monitoring data is more imminent. Therefore, the paper selects five cities in the Guangdong Province and discuss the differences between two ranking scheme, in order to provide some reference for operating department in some specified issue.