Reservoir Ecology of Changtan Reservoir

The Ministry of Environmental Protection issued the announcement "National Environmental Quality in the First Half of 20 13". In the first half of 20 13, among the 27 important reservoirs monitored by the Ministry of Environmental Protection, 6 reached the Class I standard, and Changtan Reservoir was among them. It is understood that China's surface water environmental quality standards are mainly divided into five categories, and Class I standards are mainly applicable to source water and national nature reserves. In the first half of 20 13, among the 27 important reservoirs monitored by the Ministry of Environmental Protection, the water quality of Changtan Reservoir, Qiandao Lake, Shimen Reservoir, Taiping Lake, Xinfengjiang Reservoir and Zhanghe Reservoir reached Class I standard.

According to reports, as a large water tank in Taizhou, Changtan Reservoir has been committed to the protection of water sources for a long time. At present, there are 6 market town sewage treatment plants in Changtan reservoir area, with a daily sewage treatment capacity of 1.36 tons, and 1.25 administrative villages have built domestic sewage treatment facilities, with a coverage rate of 75% "; In view of the fact that 75% of pollutants in Changtan reservoir area come from agricultural non-point source pollution, huangyan district has constructed ecological wetlands for eight main inflow rivers to ensure the water quality of inflow rivers. At the same time, the ban on raising livestock in the reservoir area has been strengthened; Pollution projects are prohibited from being launched. Over the years, huangyan district has taken various measures to reduce pollution and control pollution, making the water quality of Changtan Reservoir always meet the drinking water standard, effectively ensuring the drinking water safety of 3 million people in Taizhou.