北方地区黑臭水体综合治理分析——以雄安新区大张庄排碱沟为例

Comprehensive Treatment of Black and Odorous Water Body in Northern Area——Case Study of Dazhangzhuang Alkaline Drainage Ditch in Xiong’an New Area

以大张庄排碱沟黑臭水体综合治理为案例,分析了导致黑臭现象的具体原因。针对废水偷排、雨污共混入渠、河道底泥淤积、河道水生态系统严重退化等问题,从控源截污、内源治理、生态修复等多个方面研究了黑臭水体治理的技术措施,并介绍了工程的多方面效益。

Taking the comprehensive treatment of black and odorous water body in Dazhangzhuang Alkali Drainage Ditch as an example,this paper analyzes the specific causes of black and odorous water body phenomenon.In view of the problems of waste water discharge,inflow of sewage and rainwater into the ditch,siltation of river sediment and serious degrada⁃tion of river water ecosystem,the measures of source control and sewage interception,endogenous treatment and ecological restoration for comprehensive treatment of Dazhangzhuang Alkaline Drainage Ditch are put forward.Meanwhile,the multifaceted benefits of the project are introduced.