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在全国26个省、市、自治区的180个县进行农村饮水卫生监测,监测区总人口为8939万人。其中以地下水为饮用水源的占69.6%,集中式供水的人口占47.1%。按照《农村实施〈生活饮用水卫生标准〉准则》进行分级,饮用不合格水的人口占42.7%。12项监测指标中,微生物指标超标严重,总大肠菌群超过3个/L的供水人口占51.8%;细菌总数超过1×105个/L(100个/ml)的供水人口占39.1%。有机污染普遍存在,饮水耗氧量超过3mg/L的供水人口占21.5%。部分地区氟化物含量过高,天津市所辖农村饮用氟化物大于1.0mg/L水的人口比例超过70%。
Rural drinking water sanitation monitoring was carried out in 180 counties of 26 provinces, municipalities and autonomous regions in the country with a total population of 89.39 million. Among them, groundwater is the source of drinking water, accounting for 69.6%, and the population of centralized water supply accounts for 47.1%. In accordance with the “Guidelines for the Implementation of Health Standards for Drinking-water in Rural Areas”, 42.7% of the population consumed unqualified water. Of the 12 monitoring indicators, the indicators of microorganisms exceeded the standard seriously, with 51.8% of the total population of water supply with more than 3 colonies / L of total coliforms; and those with a total number of bacteria exceeding 1 × 105 / L (100 / mL) accounted for 39%. 1%. Organic pollution is widespread, and water supply accounts for 21.5% of the water supply with oxygen consumption exceeding 3mg / L. In some areas, the fluoride content is too high, and the proportion of population with fluoride in rural areas under the jurisdiction of Tianjin is more than 70%.