2005-2009年广州市星级宾馆二次供水卫生状况分析

Secondary Water Supply and Sanitation Conditions of Hotels with Star Rating in Guangzhou during 2005-2009

目的了解广州市星级宾馆二次供水的卫生状况,为亚运期间制订针对性的卫生保障措施提供依据。方法收集广州市近5年来星级宾馆二次供水卫生监测的结果,整理数据并进行分析比较。结果5年来星级宾馆二次供水的总体合格率为86.05%,菌落总数的合格率最低为85.47%,其次为耗氧量和游离氯,第二、三季度的合格率明显低于第一、四季度。结论宾馆二次供水在贮存输送过程中受到的污染主要是微生物污染,应加强控制措施以保障中外宾客的健康。

Objective To evaluate the secondary water supply system in the hotels with star rating,and to provide recommendations for the improvement during the period of Asian Games in the Guangzhou City.Methods Data on the monitoring of water quality in the past 5 years were collected and analyzed.Results The overall passing rate of the water supply in the past 5 years was 86.05%.The passing rate of microbiological analysis was 85.47%,followed by the biological oxygen demand and the free chlorine content.The passing rates of these parameters in the second and third quarter were significantly lower than the first and fourth quarter.Conclusion Microbiological contamination is the major source of contamination in the secondary water supply system in the hotels with staring rating.Preventative measures should be strengthern to prevent infection.