郑州市农村饮用水安全评价

通过对郑州市农村饮用水安全进行了较为详细的评价.此次评价工作首先对全市每个行政村、自然村、自然片的饮水水源、饮水困难情况等进行了调查和水质抽检,共布设水质取样点255个.评价结果为:郑州市总人口为4 174 866人,饮水不安全人数为1 540 359人,占农村总人口的38.03%.饮水不安全主要是由饮用水水质引起的,包括氟水、苦咸水和污染水.水量、用水方便程度、供水保证率对其有一定的影响,但作用比较小.表2,参5.

Evaluation of the Security of Drinking Water in Rural Areas in Zhengzhou City

At first,Some problems such as the local drinking water resources,the difficulties of drinking water were investigated one by one in every Official Villages,Natural Villages and Natural areas.Then,we checked the water qualities on the spot and 255 sampling points have been chosen.The results are: the total rural population in Zhengzhou City is 4,174,866 and the drinking water insecurity population is 1,540,359,which is 38.03% of the total rural population.The drinking water insecurity problems are mainly caused by the drinking water qualities,which include high-fluorine water,bitter water and polluted water.Water quantities,the convenience of using water and the rate of guaranteed water supplying also cause the insecurity problems but it doesn't have very big influences.2tabs.,5refs.