银川平原浅层地下水水质分析评价

Quality Analysis of Shallow Groundwater in Yinchuan Plain

依据《地下水质量标准》(GB/T 14848—2017),采用质量综合评价法和内梅罗指数法对银川平原浅层地下水质量进行综合评价和分析。结果表明,银川平原浅层地下水呈现不同程度的污染,主要污染物为硫酸盐、锰、总硬度、氯化物、溶解性总固体、挥发性酚类、氨氮、耗氧量等,地下水水质受到自然和人为因素的共同影响。

The quality comprehensive evaluation and Nemero index methods were used to comprehensively evaluate and analyze the regional groundwater quality of Yinchuan Plain.The results show that the groundwater quality in Yinchuan Plain present different degrees of pollution.The main pollutants are sulfate,manganese,total hardness,chloride,total soluble solids,volatile phenols,ammonia nitrogen,oxygen consumption,etc.Groundwater quality is affected by both of natural and human factors.