The city has been built in the urban areas of Shen Shuiwan, Fairy River, Mantang River, such as different sizes of nine urban sewage treatment plants, the actual daily sewage treatment capacity of 1.17 million tons of sewage, sewage treatment rate in 2002 by 13% rose to 75%. In order to realize the creation of a national ecological city and emission reduction goals, the city determined that within two years to build 25 urban, suburban, county sewage treatment plants, while building another 105 township sewage treatment facilities. After all of them are completed and in operation, the pollution of the Liao River, Hun River, Beisha River and its tributaries can be fundamentally changed, eliminating the inferior fifth category of water bodies and improving water quality.
It is understood that, in line with the limit to achieve the idea of resourceful use of sewage, Shenyang City, continue to strengthen the use of renewable water resources, and vigorously promote water reuse projects, has built 100 water reuse demonstration projects, the city's water reuse project - the northern sewage treatment plant is basically completed, scheduled for September this year for the Kangping power plant to provide 80,000 tons of water per day.
Because the sewage treatment plant are built in the Liaohe River and the Hun River and other watersheds, so that the Hun River, Shenyang city section of the main stream of the main pollution indicators from the 2000 inferior class V to reach Ⅳ type of water quality standards, the Hun River section of the main stream of the main pollution indicators have reached the Ⅲ type of water quality standards, the Hun River during the period of abundance of water quality to reach the Ⅱ type of water quality standards.