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合肥市地下水硝酸盐氮污染程度及其防治对策的研究
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摘要:
硝酸盐是地下水主要污染物之一,通过对合肥市及其郊区居民家用水井进行较广泛的分析调查和采样监测,结果表明,合肥市郊区地下水不同程度地受到了硝酸盐氮的污染,有的区域地下水中硝酸盐氮浓度达84.00mg/L,有的仅为0.07mg/L;传统工业 区及蔬菜种植区的污染较严重,根据其污染物来源不同及该地区 展状况,提出了4条具体的污染防治对策。
关键词:  地下水污染 硝酸盐氮 防治
DOI:
基金项目:
Studies on Nitrate Contamination and Its Prevention Countermeasures in Groundwater of Hefei
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Abstract:
Nitrate is one of the main pollutants in groundwater.A wide range of inspection and survey is carried out on the groundwater of Hefei city and its suburbs.Fifty groundwater samples are collected and their NO 3 N values are measured.The results show that NO 3 N pollution exists in the city and its suburbs.In some places it reaches as high as 84 00 mg/L and as low as 0 07 mg/L in other places.Generally the NO 3 N pollution in ground water is serious in traditional industry areas and vegetable planting areas.4 prevention countermeasures are suggested according to different sources of contamination and economical conditions.
Key words:  groundwater contammination,nitrate (NO 3 N),prevention countermeasures

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