海河流域包括北京和天津以及河北、河南、山东、山西、内蒙古、辽宁等八个省、市、自治区,面积为31.8万平方公里,人口9800万人,是我国的政治文化中心,又是重要的经济中心,其工农业总产值和人口约占全国的1/10。流域内含海河、滦河两大水系由滦河、蓟运河、潮白河、北运河、永定河、大清河、子牙河、漳卫河、黑龙港运东等九 The Haihe River Basin includes Beijing and Tianjin, as well as eight provinces, municipalities and autonomous regions in Hebei, Henan, Shandong, Shanxi, Inner Mongolia and Liaoning. With an area of ​​318,000 square kilometers and a population of 98 million, it is also a political and cultural center of our country and an important one Economic center, its gross output value of industry and agriculture and population about 1/10 of the country. The basin contains the Haihe River, Luanhe two major water systems by the Luanhe, Jiyunhe, Chaobaihe, the North Canal, Yongding River, the Qing River, Ziya River, Zhang Wei River, Heilongjiang Yun Dong nine