Survey on Rural Drinking Water Safety Projects and the Status of Hygienic Quality of Water,Qingzhou City,2011

[Objective]To understand the status of rural drinking water safety projects,so as to provide scientific basis for construction of rural drinking projects.[Methods]In 2011,the water samples were collected and tested from the finished water and twig water in dry season and rain season in 951 rural drinking water safety projects.[Results]A total of 768 source water surveyed were all underground water,767were not disinfected.1 690 water samples from 951 rural drinking water safety projects were detected,the passing rate of water was 21.28%,the passing rate of finished water and twig water was 21.24% and 21.14%(P0.05);and was 40.00%,15.79%,and 20.91%(P0.05)in city network expansion projects,closely village water projects,a village water projects.The rate above the norm in nitrates,the total bacteria,total colony,coliform group was 20.65%,46.75%,61.36%,and 55.56%.[Conclusion]The qualified rate o f drinking water is lower in rural areas of Qingzhou city,the water sources are seriously contaminated.