In order to solve the problems of national water administrative law enforcement data sharing and businesscollaboration,and further promote the informatization level of water administrative law enforcement,this paper relies ondata lake technology to cluster the relevant data of water administrative law enforcement and carries out the intergration andanalysis of multi-source heterogeneous data. The overall design scheme of water administrative law enforcement integratedmanagement platform is proposed,which meets the functions of data exchange,early warning research and judgment,business collaboration,case supervision,auxiliary decision-making and dispatching command. Through the preliminary application,the data collection of basin level has been completed,and the comprehensive management platform of wateradministrative law enforcement has been preliminarily built. It plays a positive role in solving inter-basin water administrativelaw enforcement and business coordination and improves the level of water administrative law enforcement management.