Hygiene quality of the rural drinking water in zhengzhou city during 2008-2012

Objective To realize hygiene quality of the rural drinking water after rural drinking water security projects had been carried into execution to take countermeasures and study management methods.Methods 3 660 sites of rural drinking water security projects were selected to monitor different types of water sources for rural water plants between different periods during 2008-2012,analyze the monitoring meta and make assessment.19 monitoring indexes were detected including organoleptic,physical,chemical,and microbial parameters.Results Qualified rate of total numbers of the rural drinking water was low,there were no significant difference between treated water and the tap water(χ2=2.12,P﹥0.05),and both had significant difference between wet and dry period(χ2=8.34,P﹤0.01),in the dry period,water quality is better(χ2=5.25,P﹤0.05);the major factor affecting the water quality is microorganism,which leads to a low qualified rate.Conclusion The rural drinking water quality of different periods,after taking rural drinking water security projects is different,the rural drinking water quality exists hygiene safety harm.We should operate assessment as rural drinking water security projects start.It is suggested that government increase investment,enhance training,strengthen supervision to ensure the hygiene quality of drinking water.