By the end of 20 19, the Middle Route Project of South-to-North Water Diversion and the East Route Project of South-to-North Water Diversion (Phase I) have completed water transfer to the northern region. The west line project is still in the planning stage, and construction has not started.

The South-to-North Water Transfer Project has three water transfer routes, namely, the eastern route, the middle route and the western route. Through the connection of three water transfer lines with the Yangtze River, the Yellow River, the Huaihe River and the Haihe River, the overall layout with "four horizontals and three verticals" as the main body is formed, which is conducive to realizing the rational allocation pattern of water resources in China.

Extended data:

social meaning

1. Increase the carrying capacity of water resources and improve the efficiency of resource allocation.

2. Make northern China a water-saving and pollution-proof society with reasonable water resources allocation and good water environment.

3. It is conducive to alleviating the constraints of water shortage on the urbanization development in the northern region and promoting the local urbanization process.

4. Ensure the perennial navigable water source of Jining-Xuzhou section of Beijing-Hangzhou Canal. The two major commodity grain bases in western Shandong and northern Jiangsu have been consolidated and developed.

Ecological significance

1. Improve the ecological environment in Huanghuaihai area.

2. Improve the quality of local drinking water in the north, and effectively solve the groundwater quality problems caused by natural reasons in some parts of the north, such as high fluorine water, brackish water and other water sources containing harmful substances to human health.

3. It is beneficial to replenish groundwater in the north and protect local wetlands and biodiversity.

Baidu Encyclopedia-South-to-North Water Transfer Project