Abstract: The new era, to further enhance the prevention of geological disasters, Tianjin build a geological disaster monitoring and early warning information sharing platform. It's the key in disaster prevention and mitigation work. In this paper, we'll discuss about the design process of sudden geological disasters data's web publishing and sharing platform in Tianjin, which is set of data dissemination, management, query, and sharing as one with professional knowledge of the geological environment, and based on Network technology, GIS and database technology. We form the data source with sudden geological hazards and their characteristics in Tianjin, group on monitoring and early warning and forecast inspections and monitoring information, found the network publishing platform in Tianjin of sudden geological disaster information. And then to provide the basis for the government and public to control geological disasters, relocate, and deal with emergency response.