Big data technology is an emerging information technology. In this paper, the design of big data resourcesframework for water conservancy industry is presented through analyzing the characteristics of big data complexity and uncertainty as well as the application demands of water conservancy industry. The architectural design of big data resources in water resources industry is put forward. Moreover, the information sharing mechanism of integrated information platform is researched, and cloud computing and cloud storage applications, as well as 3D intelligent collaborative design process are discussed. Finally, the prospect of big data technology applied in water conservancy industry is presented. Big data technology will bring about far-reaching influence on the development of water conservancy industry.