基于普适指数的徐州市区地表水环境质量评价

根据徐州市2004年水环境质量监测数据,在适当设定水质指标"基准"值的情况下,采用普适指数公式,计算出徐州市区水环境质量的综合指数。结果表明:京杭运河铜山段水质为Ⅱ～Ⅴ级,其主要支流水质污染状况严重;废黄河和奎河均为劣Ⅴ类水,污染严重;云龙湖各监测点为Ⅳ类水,基本满足其水域功能要求。最后,有针对性地提出了徐州市区地表水环境保护的若干建议。

Study on the Enviroment Quality Evaluation of Surface Water in Xuzhou Area Based on the Universal Index

According to the water environment quality monitoring data of Xuzhou in 2004,under the circumstance of appropriate enactment of the "base value" of the water quality index,the comprehensive index of water environment quality in Xuzhou area was computed by using the universal index formula of evaluating the environment quality of surface water.The result showed that The water quality of Tongshan section of Beijing-Hangzhou Canal was from II to V grade,and the water pollution condition of its main branch was serious.The water quality of the Abandoned Huanghe River and the Kuihe River were the inferior to V grade,and the pollution was serious.All monitoring points of Yunlong Lake were IV grade,and it could basically satisfy the function request of the water area.Finally,some suggestiones were put forward to protect the surface water environment in Xuzhou area.