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2009~2014年寿光市部分农村学校饮用水卫生质量监测 被引量:2

Hygienic quality monitoring of drinking water in rural schools,Shouguang city,2009-2014
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摘要 目的了解寿光市农村学校生活饮用水水质卫生状况,为学校饮用水卫生监督和科学管理提供依据。方法于2009~2014年的4、8月份,对全市辖区内83所农村学校饮用水采样检测,对供水单位基本情况进行现场调查,采集各年度枯水期、丰水期的末梢水各1份,按GB/T 5750-2006《生活饮用水标准检验方法》进行采样和实验室检测,按GB5749-2006《生活饮用水卫生标准》进行评价。结果寿光市农村学校生活饮用水合格率为70.68%,各年份合格率呈逐年上升的趋势,2009年合格率最低53.01%,2014年合格率最高89.76%(P〈0.05)。集中式供水水样合格率为80.11%,分散式供水水质合格率为65.06%(P〈0.05)。枯水期水质合格率为62.05%,丰水期合格率为79.32%(P〈0.05);中学部合格率为69.59%,小学部水质合格率为71.56%(P〉0.05)。不同检测指标合格率不同,细菌总数、大肠菌群合格率最低,合格率分别为72.79%,73.49%细菌总数、大肠菌群合格率低于其他指标合格率(P〈0.05)。结论寿光市农村学校饮用水饮水合格率较低,受微生物污染严重。 Objective To understand hygienic conditions of drinking water in rural schools in Shouguang city, so as to provide basis for school drinking water hygienic supervision and scientific management. Methods In April and August, 2009-2014,samples of drinking water were collected from 83 rural schools for testing,a field survey was conducted on the basic situation of water supply units,one sample of end water was collected each during the dry season and the wet sea- son,sampled and laboratory tested according to GB/T 5750-2006 the drinking water standard examination methods, and evaluated according to GB 5749-2006 drinking water health standards. Results The qualified rates of drinking water in rural schools of Shouguang city were 70.68 %, with an annual rising trend, the qualified rate was the lowest at 53.01% in 2009,the highest at 89. 76% in 2014 ( P 〈0.05). The qualified rate of centralized water supply samples was 80. 11% ,the qualified rate of scattered water quality was 65.06% ( P〈0.05). The qualified rate was 62. 05% in the dry season,and 79.32% in the wet season( P 〈0.05). The qualified rate was 69.59% in the high schools,and 71.56% in the primary schools( P 〈0.05). The qualified rate was different in different detection indexes,the qualified rate was the lowest in the total number of bacteria and Escherichia coli group at 72.79 % and 73.49 % respectively,and the qualified rate of the total number of bacteria andE. coli group was lower than that of other indexes( P 〈0.05). Conelusion The qualified rates of drinking water are low in rural schools of Shouguang city,which are seriously contaminated by microbes.
出处 《预防医学论坛》 2015年第11期874-877,共4页 Preventive Medicine Tribune
关键词 生活饮用水 卫生监测 农村学校 Drinking water Hygienic monitoring Rural school
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