Qualidade da água consumida no município de Dourados-MS: análises físico-químicas e microbiológicas

Abstract

In order to evaluate the quality of the water, it is necessary to carry out physicalchemical and microbiological analyzes, where each parameter has its minimum and maximum limits, these values are established by ordinances and standards. Water is important for economic and social development, directly interfering in the quality of life of man and many diseases can be transmitted by it. The objective of this study was to evaluate the physico-chemical and bacteriological quality and to compare with the values required by the legislation and to emphasize the importance of the concern that the sanitation professionals need to have with the quality of the water from the source of abstraction to the points of consumption. For the accomplishment of the analyzes, five points for the collection in the city of Dourados were chosen and identified, the methodology used to carry out the physical-chemical and microbiological analyzes (Multiple Tubes Technique) followed the (APHA, 1998). The results obtained in the microbiological analyzes indicated absence for thermotolerant coliforms, E. coli and S. aureus, but for total coliforms they indicated presence for all analyzed points.On the other hand, the results of the physico-chemical analyzes, all analyzed parameters were below the maximum values allowed.