在北极社区的供水系统中识别饮用水安全风险
Caroline Duncan1, Mohammad Ibraheem1, Audrey Tam1
1Civil Engineering, Lassonde School of Engineering, York University, Toronto, Ontario, Canada.
Water research
|October 10, 2025
概括
北极的饮用水安全问题越来越令人担忧. 这项研究发现水箱中的微生物活性较高,一些家庭的和铜水平较高,这表明卡车到水箱系统存在重大风险.
科学领域:
- 环境科学 环境科学
- 公共卫生 公共卫生
- 北极研究 北极研究
背景情况:
- 由于地缘政治和工业利益,北极社区面临越来越多的审查,气候变化加剧了这种情况.
- 人们对北极的饮用水源和基础设施缺乏了解.
- 努纳特省的剑桥湾使用混合式公用车和卡车到水箱系统,并且有水安全问题的历史.
研究的目的:
- 在剑桥湾进行广泛的水质监测,评估从源头到水龙头的危险.
- 调查微生物活动,三甲 (THM) 形成,金属腐蚀以及春季新鲜水对水质的影响.
- 应用风险分析方法来识别和评分北极卡车到水箱系统中的水安全危险.
主要方法:
- 在努纳特省的剑桥湾进行了三次水样采集活动 (春季,夏季,秋季2024年).
- 监测微生物活动 (ATP),自由残留物,三甲 (THM),天然有机物 (NOM) 和金属 (,铜).
- 适用于北极卡车到水箱系统的特定水安全危险风险分析方法.
主要成果:
- 经过处理的水具有可接受的和低微生物活性,但水显示出低和高微生物活性.
- NOM的度和成分影响了THM的形成;微生物活动在春季新鲜时增加.
- 在6/50的建筑中,超过了联邦指南;铜在9/50的建筑中超过了指南.
- 在8个确定的危险中,有4个被评为高风险或非常高风险.
结论:
- 北极社区的卡车到水箱水系统面临着重大,高风险的水安全挑战.
- 季节性变化和家用管道腐蚀是影响水质的关键因素.
- 需要进一步的调查和有针对性的干预措施,以确保北极地区的安全饮用水.
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