淄博市大武水源地地下水有机污染物种类与分析评价

Types and assessment of organic pollutants in groundwater of Dawu source area in Zibo

为更好地防治淄博市大武水源地地下水的有机污染,对180组地下水样品中的有机污染物质进行分析,采用统计分析学和单因子评价法对地下水中的有机污染物种类及其分布特点进行分析与评价。结果显示,研究区地下水中的有机污染分布集中,主要分布在金岭回族镇北部,尤其是堠皋-西夏一带污染程度较高;有机污染物检出89项,总检出率为70.56%,主要是卤代烃和单环芳烃两大类;有机污染物的超标率为13.89%,超标有机项主要包括苯、三氯甲烷、四氯化碳、三氯乙烯。

To prevent the organic pollution of groundwater in Dawu source area in Zibo,this study analyzed the organic pollutants in 180 groundwater samples.The types and distribution characteristics of organic pollutants in groundwater were analyzed and assessed by using statistical analysis and single factor evaluation method.The results show that the distribution of organic pollution in the study area is mainly concentrated in north of Jinling Town in Zibo,especially in the Hougao-Xixia area.With 89 organic pollutants detected in groundwater,the total detection rate amounts to 70.56%and the main types of organic pollutants are halogenated hydrocarbons and monocyclic aromatic hydrocarbons.The over standard rate of organic pollutants is 13.89%and the pollutants were mainly trichloromethane,carbon tetrachloride,trichloroethylene and benzene.