赣抚平原灌区六干渠水环境质量评价

Water environmental quality assessment of Liuganqu in Ganfu Plain irrigation area

对赣抚平原灌区六干渠周边污染源进行调查和水质监测,用单因子评价法和内梅罗指数法对水环境质量进行了评价。结果表明,研究区域前半段水质污染为中度,4段面以后严重污染,大多数水域各指标已超过地表水Ⅳ类,超标最严重的是NH3-N和TN。最后提出了六干渠水质的保护对策。

Based on the investigation of pollution source and water quality monitoring of Liuganqu in Ganfu Plain irrigation area,the water environmental quality was assessed using single factor evaluation and Nemerow index method. The results show that the water pollution is moderate in the first part of the irrigation area,and the area after Section 4 is seriously polluted,and that the index of most waters has exceeded Class IV of the surface water. Finally,the water quality protection measures are put forward.