滇池流域村镇生活污水污染及处理技术

由于种种原因 ,滇池受到严重污染 ,其中面源污染对滇池污染的影响越来越大 .滇池流域村镇生活污水在面源污染中占相当大比重 ,对该污水进行处理已成为当务之急 .笔者介绍了土地处理工艺处理该生活污水的环境影响及去除机理 .综合考虑多项因素 ,土壤毛管渗滤系统、慢速渗滤系统和湿地系统成为处理滇池流域村镇生活污水三种优先考虑的工

Pollution and treatment Techniques of Wastewater from Villages and Towns in Dianchi Lake Valley

As a bright pearl in southwest China, Dianchi Lake is polluted seriously for many reasons. Non point source pollution influences Dianchi Lake more and more, according to the relevant monitoring data. Thus it is imperative that the wastewater from villages and towns in Dianchi Lake valley should be treated because it is a quite big proportion in non point source pollution. This article analyzes the environment influence and decreasing mechanism of land treatment techniques. Many factors are taken into consideration, but soil capillary wastewater infiltration systems, slow infiltration system and wetland are prior to other techniques.