清远市公共场所空调冷却塔水军团菌污染状况  

Legionella Contamination in Cooling Tower Water of Central Air-conditioning in Public Places in Qingyuan City

作　　者：黄惠兴 李桂霞[1] 王平原[1] 徐国洪[1] 

机构地区：[1]广东省清远市疾病预防控制中心,511515

出　　处：《职业与健康》2009年第22期2421-2422,共2页Occupation and Health

摘　　要：目的了解清远市区公共场所集中空调冷却塔水军团菌污染状况。方法根据《公共场所集中空调通风系统卫生规范》,随机抽取清远市区公共场所24家共135份水样进行军团菌检测。结果17家公共场所59份样品中检出嗜肺军团菌,嗜肺军团菌污染率高达70.8%(17/24),检出率为43.7%(59/135)。结论军团菌存在于公共场所中央空调系统,已对暴露人群的健康造成潜在威胁,应采取有效防范措施。[ Objective] To study the legionella contamination situation in cooling tower water of central air-conditioning in public places in the city of Qingyuan. [ Methods] According to ＂Hygienical Standards of Centralized air-conditioning ventilation System in Public Places＂, 135 samples from 24 public places were randomly selected for the test of legionella. [ Results] Legionetla pneumophi- la were isolated from 59 samples of 17 public places, the contamination rate was 70.8% （ 17/24） , and the detection rate was 43.7% （59/135}. [ Conclusion] Legionella exists in 43.7% central air-conditioning system in public places, it becomes a potential threat to the health of exposed population, so some effective measures should be adopted.

关 键 词：军团菌 空调冷却水 污染率 

分 类 号：R126.4[医药卫生—环境卫生学]