饮用水水源污染事故在我市屡有发生,而且近几年有上升趋势。据不完全统计,我市1961年以来已发生饮用水水源污染事故100余起,我区1966年以来发生21起。为了探讨污染事故发生的原因,搞好卫生管理工作,我们于1986年5月～1986年底、1989年底,采用访问老防保干部、老环保工作者及有关人员的方法,调查了解本区历年饮水污染事故的发生情况,并搜集,整理了1966年以来有文字记载、有明确结论的饮水污染事故资料。结果本区发生的21起水污染事故,其中60年代1起,占4.8%;70年代14起,占66.7%;80年代6 Drinking water pollution accidents occur frequently in our city, and in recent years there is an upward trend. According to incomplete statistics, more than 100 drinking water source pollution accidents have occurred in our city since 1961, and 21 have occurred in our district since 1966. In order to explore the causes of pollution accidents and do a good job in health management, we used the methods of visiting old anti-desertion cadres, old environmental protection workers and relevant personnel from May 1986 to the end of 1986 and the end of 1989 to investigate and understand the drinking water Pollution incidents, collect and collate the data of drinking water pollution accidents that have written records since 1966 with a clear conclusion. As a result, 21 water pollution accidents occurred in this area, of which 1 occurred in the 1960s, accounting for 4.8%; 14 occurred in the 1970s, accounting for 66.7%; in the 1980s, 6