Water Quality Comprehensive Index Method of Eltrix River in Xin Jiang Province using SPSS

With the help of statistical analysis software–SPSS, this paper applied the factor analysis method to assess six typical monitoring cross-sections of Eltrix River in Xin Jiang in 2002 with six types of representative indices, then obtained three factor combination which affect the water quality of Eltrix River. Then the method of comprehensive assessment was used to evaluate the six monitoring sections. The results show that the Bei Tun stand monitoring section water pollution is the most serious one. Thus suggestions for river basin water pollution control are proposed. And compared with the uncertainty and traditional method in water quality evaluation, this method is a reasonable, direct and simple calculation, and it is an effective method for water quality evaluation.