嘉兴市农村土壤重金属污染评价

Assessment of Heavy Metal Pollution in Rural Soil of Jiaxing City

采用地积累污染指数法和污染负荷指数法对嘉兴市农村土壤污染状况进行分析。结果表明,2020年嘉兴市农村土壤110个监测点位均有不同程度的重金属污染。污染负荷指数法评价结果显示,2020年嘉兴市110个农村土壤点位中有38.2%的点位存在轻度污染状况。从全市各区域情况来看,除南湖区以外,其余6个县(市、区)都为无污染区域。

In this paper,the geoaccumulation pollution index method and pollution load index method were used to analyze the rural soil pollution in Jiaxing City.The results showed that there were different degrees of heavy metal pollution in 110 rural soil monitoring sites in Jiaxing City in 2020.The evaluation results of the pollution load index method showed that 38.2%of the 110 rural soil sites in Jiaxing City had slight pollution in 2020.From the regional situation of the city,except for Nanhu District,the remaining six counties(cities,districts)were pollution-free areas.