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为了解威海市农村小型集中供水的水质卫生和管理现状,于2013年4—7月,选择3县1区48个乡镇1 588个行政村,采用设计统一的问卷对该市全部1 588家供水单位进行调查,以了解供水单位的基本情况、水质处理工艺、单位的卫生管理情况。采用分层整群抽样的方法,抽取357家供水单位进行水质检测。由县(区)级疾控部门于丰水期(2013年7月)采集出厂水水样1件,水质按照GB/T 5750—2006《生活饮用水卫生标准检
In order to find out the status quo of water hygienic and management of rural small centralized water supply in Weihai City from January to July 2013, a total of 1 588 administrative villages in 48 towns and townships in 3 districts and 1 district were selected. A total of 1 588 water supply Units to investigate to understand the basic situation of water supply units, water treatment technology, health management unit. Using stratified cluster sampling, 357 water supply units were selected for water quality testing. The county (district) level CDC collected 1 water sample from the factory during the peak period (July 2013), and the water quality was measured according to the standards of GB / T 5750-2006 “Sanitary Standard for Drinking Water”