This research aims to study the quality of the drinking water produced by the machine water system of river of module c's (RO) and satisfaction of our services in the area of welfare anyway, SOI Tambon in mueang Ubon Ratchathani province. Collect samples of drinking water from a drinking water production number 6, to analyze the parameters pH, turbidity, colour, bringing electricity, all the solution, the softener, sulfate, ferrous, coliform bacteria, coliform bacteria, and the local Philadelphia collected every other week, for example, required a week.Cycle 3 week compare water quality with the public health department standards. The Ministry of public health 2549 (2006) Study on customer satisfaction of patients based on the entire population by a sample of the unknown number of population that truly has a sample of 400 people is used in statistics, statistics, references: T-test, F-test, and Pearson.
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