趵突泉水质的卫生学调查

A hygienic investigation on water quality of the Baotu Spring

目的了解趵突泉水质情况。方法按照GB5750-2006《生活饮用水标准检验法》和GB/T8538-1995《饮用天然矿泉水检验方法》对趵突泉主泉及附属泉的泉水进行了检测和分析。结果泉水的感官指标良好,pH值为弱碱性,钙、镁离子含量丰富,硝酸盐氮、菌落总数和大肠菌群检测结果不符合标准要求。结论本研究表明,泉水受到了一定程度上的生活污染,因此建议广大取水市民,泉水取回煮熟后才可饮用。

Objective To investigate water quality of the Baotu Spring.Methods Water quality of the Baotu Spring and its subsidiary springs were tested with standard methods of drinking water examination（GB5750-2006）and natural mineral water examination（GB/T8538）.Results The springs had water of perfect sensory indicators,a weak alkaline of pH value and rich calcium and magnesium ions.However,the concentration of nitrate nitrogen,and the total numbers of bacterial and coliforms of the spring water did not meet the requirements for drinking water.Conclusion The spring water was contaminated by the life sewage and garbage,and residents of the area should be advised to boil the spring water before drinking.