Focusing on accelerating the replacement of groundwater sources, Huaiyin District of Jinan has gradually realized the integration of urban and rural water supply, and improved the capacity of urban and rural water supply by extending and renewing urban transforming pipe networks to reduce leakage. Based on the current situation of the water supply mode in Huaiyin District, this paper discusses the existing problems in the current water supply and the feasibility of integrating urban and rural water supply, so as to provide ideas and suggestions for the development of the urban and rural water supply layout in Huaiyin District.