Influencing factor of the quality of rural drinking water in Lu'an city from 2013 to 2014

Objective:To investigate the sanitary situation of rural drinking water and its influencing factor in Lu'an city, and provide scientific basis in improving water quality and ensuring the safety of rural drinking water.Methods:The 1154 samples of rural drinking water in Lu'an city from 2013 to 2014 were evaluated, and the influencing factors of the quality of rural drinking water were analyzed using univariate and multivariate methods.Results:The total qualified rate in two years was 34.32%, the qualified rate in 2013(39.30%) was higher than that in 2014 year(31.92%)(P<0.05).Univariate analysis showed that the year, region, type of water source, water treatment, use of water disinfection facilities, disinfectant and operating year of water supply engineering were the influence factors of quality of rural drinking water(P<0.05 to P<0.01).Multivariate analysis showed that the year, region, water treatment and operating year of water supply engineering was the independent influencing factor of quality of rural drinking water(P<0.05 to P<0.01).Conclusions:The rural drinking water in Lu'an city is low qualified rate, high microbial index, imperfection infrastructure and disinfection facility.Strengthening the protection of water source, supply facilities, and hygienic supervision should be implemented in rural drinking water.