Title: Assessment and protection of water environment based on planning target for eco-city construction——a case study of Mianyang
Abstract: Through collecting the water quality data monitored in six representative sections of Fujiang of Mianyang in 2008 and under the help of pollution index method,this thesis aimed to analyze and evaluate the current water quality.Besides,according to Mianyang's Ecocity Construction and the 11th Five-Year Planning on Environmental Protection and Environmental Quality Standard Ⅱ,analysed the major pollutants and the features of the existing pollution sources.Ultimately,proposed the water environmental protective strategy and the water pollution controlling measures of Fujiang in Mianyang.The results showed that water quality achieved standard Ⅲ in the whole district in 2008,and water quality upward trend.However,except Pingwu and Lijiadu,the water quality of the other four sections didn't reach the target of Ⅱ in Environmental Quality Standard of Fujiang in Mianyang distrct,there is still a degree of pollution.The major pollutants are Dissolved Oxygen(DO),Ammonia Nitrogen(NH3-N),Fecal Colibacillus.The major pollution sources are industrial,domestic,and non-point source pollution.Proposed to improve the utilization of the urban sewage treatment plant,to optimize the treatment process and to control the attainment rate.Moreover,industry and agriculture pollution controlling,urban and rural environmental protect,river ecosystem restoration should also be planned.
Publication Year: 2011
Publication Date: 2011-01-01
Language: en
Type: article
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