重庆是长江上游最大城市，人口1470万，共有集中式供水单位675家，供水量为146.73万吨/日，供水人数为536.98万，占全市总人数的36.6％。其中市自来水公司所属14家水厂，供水人数209万。集中式供水卫生与本市人民健康关系极为密切。本文试从以下几方面来分析本市集中式供水的主要卫生问题。 Chongqing is the largest city in the upper reaches of the Yangtze River with a population of 14.7 million. There are 675 centralized water supply units with a total water supply of 1,467,300 tons / day and water supply of 5,369,800, accounting for 36.6% of the total number of the city. One city water company owned 14 waterworks, water supply number 2090000. The centralized water supply and hygiene have a close relationship with the people’s health in this Municipality. This article tries to analyze the main health problems of centralized water supply in our city from the following aspects.