Investigation on Rural Drinking Water Safety Projects and the Status of Hygienic Quality of Water in Ji'nan City,2009

[Objective]To understand the status of rural drinking water safety projects,so as to find the problems and factors of water supply,water management and water use,propose measures and recommendations for management.[Methods]Investigation was made on the basic conditions and monitor the water of health quality of Ji'nan drinking water safety project,with central subsidies to local rural water supply and latrine project in 2009.[Results]104 projects were investigated,94.23% of projects were to solve the problem of water shortage,water sources were all groundwater(deep well water accounted for 81.73%),ratio of chlorine disinfection untreated was 88.46%.416 water samples were detected,the passing rate of water was 32.0%;Changqing was 8.33%,Pingyin was 44.05%,Zhangqiu was 82.61%,Shanghe wa 8.33%(P0.01);the passing rate of water was 36.06% in low water period and 27.88% in high water period(P0.05);the passing rate of finished water was 34.13%,and twig water was 29.81%(P0.05).The passing rate of water,sensory characteristics and general physical and chemical indicators wa 91.11%,toxicology was 90.87%,and microbial indicators wa 38.46%.[Conclusion]The passing rate of water in rural drinking water safety project is low in Ji'nan city,mainly due to serious microbiological contamination.