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目的了解2013年北京市东城区游泳池水质卫生状况,为改进游泳池水质、提高卫生质量提供依据。方法 2013年5-10月及2014年1月对辖区内经营性质、酒店内部、学校和物业附属性质的3种类型的游泳馆(池)进行监测,每家游泳馆(池)每月采集水样3件,并进行检测,连续监测7个月;检测的项目包括p H值、浑浊度、尿素、游离性余氯、细菌总数和大肠菌群6项指标。结果共监测水样210件,游泳池水的总体合格率为50.5%。p H值、浑浊度、大肠菌群和细菌总数的合格率为100%,游离性余氯的合格率为83.3%,尿素的合格率为61.4%。辖区内经营性质、酒店内部、学校和物业附属性质的3种类型游泳池水质合格率不同,分别为41.3%、52.4%、71.4%,其差异有统计学意义(χ2=10.36,P<0.05)。结论北京市东城区夏季游泳池水质的卫生学指标较差,亟待改善。要加强游离性余氯及尿素的监控力度。
Objective To understand the sanitary conditions of swimming pool in Dongcheng District, Beijing in 2013, to provide basis for improving swimming pool water quality and improving hygiene quality. Methods From May to October 2013 and January 2014, 3 types of swimming pools (pools), which are nature of operation, hotels, schools and properties in the area, were monitored. Each swimming pool (pond) 3 samples, and testing, continuous monitoring of 7 months; test items include p H value, turbidity, urea, free residual chlorine, total bacteria and coliform 6 indicators. A total of 210 water samples were monitored. The overall pass rate of swimming pool water was 50.5%. The pass rate of p H, turbidity, coliform and bacteria was 100%, the pass rate of free residual chlorine was 83.3% and the pass rate of urea was 61.4%. The qualified rate of water quality of the three types of swimming pools within the jurisdiction, the interior of the hotel, the school and the property affiliates were 41.3%, 52.4% and 71.4% respectively, with significant differences (χ2 = 10.36, P <0.05). Conclusion The hygienic index of summer swimming pool water in Dongcheng District of Beijing is poor and needs to be improved urgently. To strengthen the monitoring of free residual chlorine and urea.