西南地区中小饮用水水源地水环境现状及保护对策研究

摘要

通过分析西南地区某城市污染指标发现该城市被氮、磷和化学需氧量污染严重．中小型水源地水环境主要受到生活污水、农业面源、分散式畜禽养殖污染，还受到城市水源环境监测管理的影响。并提出了对西南地区中小型水源地隔离防护、点源控制、农业面源、水土流失控制工程、水源涵养、生态保护、环境管理能力建设等保护对策。%Through the analysis of pollution index in the southwest city, the writer finds serious pollution of nitrogen, phosphorus and chemical oxygen demand. Small and medium-sized water environment are mainly polluted by domestic sewage, agricultural non-point sources pollution from livestock and poultry, which indicates the monitoring and management of city water environment does not work well. Thus the writer puts forward some countermeasures of protecting drinking water source such as point source control, agricultural non-point source, soil erosion control project, water conservation, ecological Protection