2011年-2014年北京市通州区游泳池水监测分析

Quality monitoring and analysis of swimming pool water in Tongzhou district of Beijing during 2011-2014

目的了解2011年-2014年北京市通州区游泳池水的水质卫生状况,为制订有效的监督管理措施提供科学依据。方法依据GB/T 18204—2013《公共场所卫生检验方法》,对通州区内游泳场所随机抽取的477份游泳池水进行p H值、浑浊度、尿素、细菌总数、大肠菌群、游离性余氯含量的测定评价。结果 2011年-2014年检测游泳池水477份,合格162份,合格率为34.0%,各年度游泳池水质合格率比较差异有统计学意义(P<0.05)。浑浊度的总合格率最高,其次为大肠菌群、p H值、细菌总数、尿素,游离性余氯的总合格率最低。结论 2011年-2014年北京市通州区游泳池水质合格率均处于较低水平,应加大卫生监督监测力度,并加强卫生知识宣传。

Objective To understand the hygienic qualities of swimming pool water in Tongzhou district during 2011-2014,so as to provide scientific basis for establishing the effective measures of monitoring and management. Methods According to the GB / T 18204—2013 Hygienic Standard Examination Methods for Public Places,477 swimming pool water samples were collected and determined for the total bacterial count, coli group, haziness, p H value, free residual chlorine and carbamide.Results Total 477 swimming pool water samples were examined from 2011 to 2014. 162 samples were qualified with the qualified rate of 34. 0%. The differences on the qualified rates in different years were statistically significant（ P〈0. 05）. The overall qualified rate of turbidity value was the highest,followed by coliform bacteria value,p H value,total bacteria count,urea,and the free residual chlorine with the lowest. Conclusion The qualified rates in swimming pool water in Tongzhou district during2011-2014 are at a low level. Thus,effective measures should be taken,including strengthening hygienic monitoring and health publicity.