This work will be done in the Bahe River, Qinghe River, Liangshuihe River, North-ring waterways and Wenyuhe River with a view to improving the water quality of the lower reaches of the city.

• 继续实施市区坝河、清河、凉水河、北环水系和温榆河的综合整治，全面改善城市下游河流水质。