Analysis on Rural Self-supplied Drinking Water in Longyan City,2006-2010

[Objective]To understand the hygienic status of self-supplied drinking water in rural area of Longyan city,so as to provide scientific basis for decision-making by government departments on water improvement.[Methods]316 samples were analyzed from rural areas during 2006-2010.[Results]There were 32 qualified samples among 316 samples,the rate of qualification was 10.13%.There was statistical discrepancy(P0.01) between groundwater(the pass rate of 25.42%) and surface water(the pass rate of 6.61%).In the 316 samples,the qualified rates of odor and taste,visible substances,chromium,lead,cadmium,copper and total hardness were 100%.The qualified rate of total coliform bacteria was 29.11%.The qualified rate of total colonies was 35.44%.The qualified rate of heat-resistant coliform bacteria was 59.81%.[Conclusion]The hygienic status of self-supplied drinking water is far from optimistic in rural areas of Longyan city.Supervision for self-supplied drinking water in rural area should be strengthened to ensure safety and sanitation of drinking water for the public.