Problems of control of stormwater runoff pollution in Zhangjiakou City, Hebi Region

Abstract

Refer to the technical means of water quality management at home and abroad; use the concept of maximum daily load (TMDL) to govern the river water environment in Zhangjiakou City, Hebei Province; use total phosphorus as a representative indicator of river eutrophication as a water quality evaluation factor; sort out the drainage network, Current status of discharge and non-point source pollution; use Zhangjiakou river environment model coupling calculation method; scientifically formulate total phosphorus emission control plan; simulation calculation; control the discharge flow of the discharge outlet; the total phosphorus pollution load to be discharged into the river Cut 2.33t/a; it can effectively achieve the water environment governance goal of Zhangjiakou City, Hebei Province.