Author(s): Gu Huashan
Pages: 68-75
Year: 2015 Issue:  1
Journal: Journal of Jiaxing University
Keyword:  Hangzhou Bay; sea area; water pollution; deterioration; pollution source;
Abstract: Based on the related data from the survey on Hangzhou Bay water environment,the paper analyzed the process and the degree of the water deterioration and pollution in Hangzhou Bay.All year round, the water in Hangzhou bay contains mainly of four categories of poor sea water,some indexes of which are turn-ing worse.The main non-compliance pollutants are Inorganic nitrogen and Active phosphate in Hangzhou Bay. Although the concentration of chemical oxygen has fluctuations,it is not the main threat for the water pollution. With regard to the pollution source of the sea,the upstream region of Fuchun Rive power plant produced the largest proportion of pollutants;second,the pollutant coming from the tributaries along the coast of the Hang-zhou Bay;last,the pollutants from the wastewater treatment plant.