呼兰河哈尔滨段水环境质量现状及污染源解析

Current Situation of Water Environmental Quality and Pollutant Source Solution in Harbin Section of Hulan River

为了解呼兰河哈尔滨段水环境质量现状及污染物来源,在平水期和枯水期,对呼兰河哈尔滨段沿线进行现场勘查及断面水质监测。结果表明,呼兰河哈尔滨段沿岸集中式排污点源、工业点源、农村生活污染、畜禽粪便、农田径流等各类污染源化学需氧量总入河量为7 671.02吨/年,氨氮总入河量为1 195.16吨/年。松北区的主要污染贡献源为肇兰新河支流污染;呼兰区的主要污染贡献源为集中式排污点源和农业面源污染。

In order to understand the present situation and pollutant source of Hulan River in Harbin, this study on - site investigation and monitored the water quality of Hulan River Harbin section in average wson. The results shows that the pollutants along Hulan River in Harbin include centralized sewage point source, industrial pointsource ’ rural domestic pollution, livestock and poultry manure and farmland runoff. It is concluded that 7671. 02 ton COD, 1195. 16 ton NH3 - N have been discharged in Hulan River every year. The main source of pollution in Songbei district is the pollution of tributaries of Zhaolanxin River,the centralized sewage point source and agricultural source are the main contributors in Hulandistrict.