Shanghai waterways Shanghai is characterized by alluvial delta in downstream of Changjiang River watershed. Firstly,more than 23000 uzhou Creek watercourses in Shanghai forms the complex river network,which indicates that Huangpu Rive the water pollution control as a whole is very necessary; 奉贤县卢湾区 徐汇区 长宁区 普陀区 闸北区虹口区 杨浦区 闵行区 宝山区 嘉定区 浦东新区 南汇县 奉贤县 松江区 金山区 青浦区 崇明县 静安区黄浦区 Shanghai is characterized by alluvial delta in downstream of Changjiang River watershed. Firstly, more than 23000 watercourses in Shanghai forms the complex river network, which indicates that the water pollution control as a whole is very necessary; Shanghai waterways Huangpu River Suzhou Creek