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作 者:王茜 郇环[3] 王红瑞[1] 张波涛[1,2] WANG Qian;HUAN Huan;WANG Hongrui;ZHANG Botao(College of Water Sciences,Beijing Normal University,Beijing 100875,China;Engineering Research Center of Groundwater Pollution Control and Remediation,Ministry of Education,Beijing 100875,China;State Environmental Protection Key Laboratory of Simulation and Control of Groundwater Pollution,Chinese Research Academy of Environmental Sciences,Beijing 100012,China)
机构地区:[1]北京师范大学水科学研究院,北京100875 [2]地下水污染控制与修复教育部工程研究中心,北京100875 [3]国家环境保护地下水污染模拟与控制重点实验室中国环境科学研究院,北京100012
出 处:《南水北调与水利科技》2018年第4期104-113,共10页South-to-North Water Transfers and Water Science & Technology
基 金:国家自然科学基金(51479003);中央级公益性科研院所基本科研业务费专项资金项目(2017-9058);北京市自然科学基金(8164066)~~
摘 要:由于处理工艺和运行成本的限制,再生水中仍残留一定数量的污染物,长期使用必然会对受纳区的土壤和地下水环境产生一定影响。通过文献调研和数据统计,获得了再生水受纳区土壤和地下水中有机污染物、重金属、营养物质、盐度、pH值和微生物等的种类和浓度,并结合环境统计年报、土壤环境和地下水质量标准,分析和讨论了再生水利用对受纳区土壤和地下水环境的影响。结果表明,再生水多来自于生活污水,其受纳区域介质中药物及个人护理品污染和盐度增加对土壤和地下水环境影响较大,再生水中其他污染物则影响不大。为了提高再生水利用安全性,应根据受纳区的使用功能,制定出污染物监测方案、应急预案和管理措施。There are residual contaminants in the reclaimed water due to the limitations of wastewater treatment technology and operating costs.The quality of the soil and groundwater in the reclaimed water usage areas is bound to deteriorate in the long term.In this research,we collected the types and concentrations of contaminants in these areas through literature investigation and data statistics.We analyzed the effects of organic pollutants (polycyclic aromatic hydrocarbons,persistent organic pollutants,pharmaceuticals and personal care products (PPCPs) and endocrine disrupting chemicals),heavy metals,nutrients,salinity,pH,and microbes in reclaimed water on soil and groundwater environment.Since most reclaimed water is from domestic sewage,attention should be paid to the pollution of the PPCPs and salinity.We suggest adopting contaminant monitoring programs,emergency plans,and relevant management measures to ensure the safety of reclaimed water usage.
关 键 词:再生水 土壤 地下水 有机污染物 重金属 营养物质 盐度
分 类 号:X508[环境科学与工程—环境工程]
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