生活饮用水是人们日常生活中的重要物质。水质的优劣与否和人民群众身体健康关系极为密切。为贯彻毛主席“预防为主”的卫生工作方针,根据河南省水质卫生调查方案的要求,在去年工作的基础上,今年在全区范围内开展了饮用水卫生学调查工作。全区九个县于1979年5月份调查大口井191份, Drinking water is an important substance in people’s daily life. The quality of water or not and the people’s health are closely linked. In order to implement Chairman Mao’s “prevention-based approach to health work” and based on the requirements of the Henan Province’s water quality and hygiene survey program, on the basis of last year’s work, the survey on drinking-water hygiene was conducted throughout the region this year. Nine counties in the region in May 1979 survey of 191 wells,