王快水库水质变化趋势及影响因素分析

根据2003～2010年的水质监测资料,采用内梅罗综合指数法,评价王快水库水质状况,并进行水质趋势分析.结果表明,王快水库水质良好,仅2003年为轻污染,其他年份均属清清水体；2003～2010年水质总体呈变好趋势,综合污染指数由1.58下降至0.48.最后分析了工业点源、农业面源、水土流失、流域水文特性等因素对王快水...

Water Quality Change Trend and Influence Factors of Wangkuai Reservoir

According to the water quality monitoring data from the year of 2003 to 2010,the water quality of Wangkuai reservoir was evaluated by Nemero index method,the trend of water quality of Wangkuai reservoir was analyzed.The results showed that the water quality of Wangkuai reservoir was good.Wangkuai reservoir was mild pollution only in 2003,other years it was clean;the overall trend was changed for the better from 2003 to 2010,and the integrated pollution index fall from 1.58 to 0.48.Finally,the influences of industrial point sources and agricultural sources and soil erosion and basin hydrological characteristics on the water quality of Wangkuai reservoir was analyzed.