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Drinking water quality and risk for human health in Pelengana commune, Segou, Mali.
Journal of Water & Health ( IF 2.3 ) Pub Date : 2019-07-18 , DOI: 10.2166/wh.2019.004
Amadou Toure 1 , Duan Wenbiao 1 , Zakaria Keita 2 , Abdramane Dembele 3 , Elsamoal Elzak Abdalla Elzaki 4
Affiliation  

Water is an indispensable commodity for the survival of all living beings and for their well-being. The objective of this work is to evaluate the level of pollution of different drinking water sources consumed and its link with health in Pelengana commune, Mali. Samples of water were taken from various sources, namely, hand pumps, boreholes, dug wells, and shallow wells for physical, chemical, heavy metals, and bacteriological analyses, using American Public Health Association (APHA) Standard Techniques. Results revealed that the nitrate-nitrogen (NO3-N) values of the water samples from the different water sources had concentrations exceeding the United States Environmental Protection Agency's (US-EPA) regulation of 10 mg/L, as well as World Health Organization Guideline for Drinking Water Quality (WHO GDWQ) (11 mg/L). The same applies to heavy metals such as Cd, Pb, and Fe, in which, concentrations exceed their allowable limits in certain locations. Moreover, apart from water samples from some different boreholes, total coliform, and Escherichia coli have been detected in all selected water sources, which indicates fecal contamination. In all, there is a pressing need to stop the consumption of drinking water from contaminated sources and to effect appropriate treatment.

中文翻译:

马里Segou的Pelengana社区的饮用水水质和对人类健康的危害。

水是所有生物的生存和福祉不可或缺的商品。这项工作的目的是评估马里Pelengana社区所消耗的各种饮用水源的污染水平及其与健康的联系。使用美国公共卫生协会(APHA)标准技术从各种来源(即手动泵,钻孔,挖井和浅井)中抽取水样进行物理,化学,重金属和细菌学分析。结果显示,来自不同水源的水样中的硝酸盐氮(NO3-N)值的浓度超过了美国环境保护署(US-EPA)规定的10 mg / L和《世界卫生组织指南》饮用水质量(WHO GDWQ)(11毫克/升)。重金属如Cd,Pb和Fe的含量相同,在某些位置其浓度超过其允许的极限。此外,除了来自一些不同钻孔的水样外,在所有选定的水源中还检测到了总大肠菌群和大肠杆菌,这表明粪便受到污染。总之,迫切需要停止从受污染的水源中消耗饮用水并采取适当的处理措施。
更新日期:2019-11-01
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