Development and application of GIS about water environment pollution in Tangshan city based on the first national census of pollution sources

During the national census of pollution sources, It is a worthy achievement for Tangshan to establish the database of pollution sources, however, this census database is just used for the information storage simply, it can not meet the requirement of environmental management, To further explore the potential census data of pollution sources, with the application of environmental management theory and GIS technology, the work of integrating geospatial data and remote sensing of the data of Tangshan has achieved successfully in 2010, on the basis above, the Symbolic of pollution sources has also been realized, the Establishment of industrial pollution GIS provides the function of query and analysis, it is important for quantifying and level to level management of the sources, Furthermore it lays the foundation for the establishment of early warning platform in the future.