污染场地环境风险评价中可接受风险水平探讨

简述了可接受风险水平的内涵及其发展历程,介绍了国外污染场地环境风险评价中可接受风险水平的选取。提出我国污染场地风险评价和修复治理应合理选取风险可接受水平数值,梳理现有修复治理工程修复目标值的制定过程,建立差异化的可接受风险水平标准体系。

Discussion on Acceptable Risk Level in Environmental Risk Assessment of Contaminated Sites

This paper introduced the connotation and development course of acceptable risk level and the selection of acceptable risk level in environmental risk assessment of contaminated sites at abroad. It is suggested that the value of risk acceptable level should be selected reasonably for the risk assessment and repair management of pollution sites in China, and the establishment process of the target value of the remediation project should be sorted out, and the standard system of differentiated acceptable risk level should be established.