排污口排查在河湖黑臭水体整治中的应用

Application of Sewage Outlet Inspection in the Treatment of Black and Odorous Water Body of Rivers and Lakes

由于未彻底分析河湖水体污染源及黑臭成因,导致经过系统治理后的水体黑臭污染问题反弹严重。河湖黑臭水体整治工作的关键在于排污口的治理,核心在于要有完善、有功效和健康的排水管网。排污口排查工作包括现场排查、水质监测和溯源调查,能够掌握排污口数量和分布、污染物来源和排放情况,查明关联排水管网的混错接状况和健康状况,在武汉经济技术开发区(汉南区)桂子湖黑臭水体整治中取得较好的应用效果。

Due to the failure of thorough analysis of the pollution sources and causes of black and odorous water body, the black and odorous water body problem after systematic treatment rebounded seriously. The key to the remediation of black and odorous water body of rivers and lakes is the treatment of sewage outlets, and the core work is to have a complete, effective, and healthy drainage network. The sewage outlet inspection work, including on-site inspection, water quality monitoring and traceability investigation, which can grasp the number and distribution of sewage outlets, the source and discharge situation of pollutants. It can also find out the mixed connection and health status of the associated drainage network. It has achieved good results in the treatment of black and odorous water body of the Guizi Lake in Wuhan Economic and Technological Development Zone(Hannan District).