城市初期雨水污染及处理措施综述

雨水径流中初期雨水的污染尤为严重,若直接排入受纳水体将会引起水体污染。因此,初期雨水的治理和综合应用对社会和环境具有重大意义。综述了初期雨水的污染特点及处理措施,重点对雨水弃流、绿色屋顶、渗透铺装、植草沟、植被缓冲带、人工湿地以及生物滞留池等处理措施的处理效果、适宜地区及其优缺点进行了详细的介绍和总结,并对其应用前景进行了展望,以期为城市初期雨水的污染控制提供参考。

Pollution and treatment measures of urban initial rainwater:a review

The pollution of initial rainwater is serious.Water pollution will be caused if rainwater is directly discharged into receiving water body.So it is very important for the management and comprehensive utilization of initial rainwater.In order to provide a reference for pollution control of urban initial rainwater,the pollution characteristics and treatment measures of initial rainwater were summarized.The treatment effects,suitable places,advantages and disadvantages of the treatment measures,such as rainwater discarding,green roofs,permeable pavement,grassed swales,vegetation buffer strips,constructed wetland and bioretention pool,were introduced and summarized in detail.Moreover,the prospect application of the rainwater treatment measures was discussed.