论文部分内容阅读
目的掌握剑阁县学校生活饮用水水质现状,为预防控制水性疾病,保障学校师生饮水安全提供依据。方法依据《生活饮用水标准检验方法》(GB/T5750—2006)对剑阁县86所学校的市政供水、2次供水、自备水进行采集、保存、检测分析;检测结果按《生活饮用水卫生标准》(GB5749—2006)进行卫生学评价。结果监测水样86份,合格54份,总合格率62.79%。影响水质的主要指标是菌落总数、总大肠菌群,其次是余氯、浑浊度、铁、耗氧量。结论剑阁县学校生活饮用水存在较大的介水疾病传播风险。卫生部门应加强卫生监督、监测力度,各学校应提高对饮水安全重要性的认识,采取多种措施加强饮水管理,以确保师生饮水安全。
Objective To grasp the status of school drinking water quality in Jiange County and provide basis for preventing and controlling waterborne diseases and ensuring the safety of drinking water for teachers and students in schools. Methods According to “Standard Test Method for Domestic Drinking Water” (GB / T5750-2006), municipal water supply, secondary water supply and self-contained water were collected, stored and tested in 86 schools in Jiange County. The test results were analyzed according to “Drinking Water Hygiene Standard ”(GB5749-2006) for hygiene evaluation. Results 86 water samples were monitored, 54 were qualified, with a total pass rate of 62.79%. The main indicators affecting water quality are the total number of colonies, total coliforms, followed by residual chlorine, turbidity, iron, oxygen consumption. Conclusion There is a greater risk of water-borne diseases in school drinking water in Jiange County. Health departments should strengthen health supervision and monitoring efforts, schools should raise awareness of the importance of drinking water safety, take various measures to strengthen drinking water management, to ensure that teachers and students safe drinking water.