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《Occupation and Health》 2012-04
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Monitoring and analysis on rural drinking water in Jiangdu city 2008-2010

XU Xiu-mie Jiangdu Center for Disease Control and Prevention,Jiangdu,Jiangsu,225200,China  
[Objective]To learn the status of water quality of rural centralized water supply in Jiangdu city,find out the potential factors that affect public health,and actively carry out the effective measures,in order to improve water quality and control the water-related diseases such as waterborne infectious diseases.[Methods]The statistical methods were applied to analyze the monitoring data of water samples collected from 2008 to 2010.[Results]① A total of 1005 water samples were collected during the three years,777 were qualified with the qualified rate of 77.31%.The annual qualified rate was respectively 65.63%(210/320),77.58%(256/330) and 87.61%(311/355),and the difference was significant(P0.01).②22 612 item times were detected in three years,and the total qualified rate was 98.50%.The qualified rate of turbidity,manganese,iron,ammonia nitrogen,total bacterial count was 96.59%,89.81%,93.04%,99.72%,and 98.00%,respectively.The qualified rates in other indexes were 100%.③The qualified rate of water samples in the dry seasons and the wet seasons was 87.66% and 72.74%,respectively.④The qualified rate of un-treatment samples,water samples with deposition treatment and water samples with complete treatment was 55.55%,73.33% and 80.38%,respectively.⑤The qualified rate of surface water samples and ground water samples was 68.13% and 80.37%,respectively.[Conclusion]The qualified rates of water samples increase year by year.The qualified rate in the dry seasons is higher than that in the wet seasons.The qualified rate of water samples with complete treatment is higher than that of un-treatment samples and water samples with deposition treatment.The qualified rate of ground water samples is higher than that of surface water samples.
【CateGory Index】: R123.1
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