Based on property of water system and hydrology, this paper mainly studies on the hydrological calculation methods for flood prevention of cities along the Yangzi river in south of Giangsu province.

• 针对苏南沿江城市的水系及水文特点，分析、研究了适用于该地区城市防洪的水文计算方法，并以江阴市为例，进行了详细的城市防洪规划研究。