一前言北京市城郊区居民的全部生活污水及工业废水皆不经任何处理直接排入附近的河流,如通惠河,清河、涼水河等。其中通惠河位于市区东部,容纳了大部分的市区污水及东郊区污水,向东流至通州,最后注入北运河。在流经途中影响沿岸环境卫生及居民饮用水并可能引超肠胃系传染病。1966年北京市城市建设部门 Foreword All the domestic sewage and industrial waste water from the suburbs of Beijing city are directly discharged into nearby rivers such as Tonghui River, Qinghe River and Liangshui River without any treatment. Tong Huihe which is located in the eastern part of the urban area, to accommodate most of the urban sewage and sewage in the eastern suburbs, east to Tongzhou, and finally into the North Canal. Affecting coastal sanitation and residents drinking water while enroute and may lead to gastrointestinal infectious diseases. 1966 Beijing Urban Construction Department