After using linear, logarithmic, reciprocal, quadratic, cubic, compound, power, S, growth, index, logistic and other 11 kinds of regression equation and grey correlation degree to study the relationship between the primary, secondary and tertiary industrial water consumption and their production value, this article draw a conclusion that industrial water consumption varies along with the development of the industrial economy. Then, the conclusion that the primary industrial water consumption would decrease with the development of economy, but the secondary and tertiary industrial consumption of water are on the contrary are made by using the GM model to predict the 2011-2020 10-year period industrial water consumption. Finally, appropriate suggestions and comments are given according to the analysis results.