Analysis of water saving in received area in Huanghe-Huaihe-Haihe watersheds and Eastern and Middle Lines of Water Transferring Project from South to North, China

The principal goal of the transferring water projects from south to north China is to supply water requirement of cities. Most of the water supply is for industry utilizat ion that is approximately 65.6 percent of city water utilization in the received area. Therefore,it is very important to analyze industry water saving in the received areas.This paper emphasizes on analyzing industry water utilization and present situation,potential capacity,investment and benefit of water saving in Huanghe-Huaihe-Haihe watersheds and the eastern and middle lines of the projects.The results indicate that industry water saving in the received areas is better than that of the other areas in China.The industry water saving should be focused on the present industries in cities and agricultural areas.However,increase of industry water utilization could not be satisfied by water saving solely.