Taking the national controlling sections of Aozhou ( upstream), Qiaokou (midstream) and Lujiao (downstream) as evaluation sections, using six indixes of pH, DO, CODCr, NH4^+ - N, NO3^- - N, and rip as parameters, adopting the monomial evaluation method and Nemerow index, the status of water quality pollution in Xiangjiang river from Aprile to September in 2006 were comprehensively analyzed and evaluated in this paper. The results indicated that Xiangjiang river had a certain degree of p...