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      Análise das condições de potabilidade das águas de surgências em Ubá, MG Translated title: Analysis of potability conditions of upwelling water in Ubá, MG

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          Abstract

          No presente trabalho, objetivou-se estudar a interferência das atividades antrópicas nas condições de potabilidade das águas subterrâneas localizadas no perímetro urbano do município de Ubá, MG. Para isso, dez surgências tiveram suas características físicas (temperatura, turbidez e cor), químicas (pH, condutividade elétrica, cloreto, dureza e nitrato) e microbiológicas (coliformes totais e termotolerantes) monitoradas ao longo de um ano. Os parâmetros temperatura, pH e cor, cloreto e dureza de todas as surgências monitoradas foram consideradas normais em relação ao padrão de potabilidade. Já a análise de turbidez, condutividade elétrica, nitrato e coliformes totais e termotolerantes indicaram contaminação por atividades antropogênicas. De maneira geral, os resultados indicaram ocorrência de elevada degradação ambiental, onde apenas 30% das surgências monitoradas atenderam os padrões de potabilidade, sendo, portando, necessárias intervenções no sentido de garantir sua qualidade.

          Translated abstract

          In this work we investigated the interference of anthropic activities on the potability of groundwater in the urban area of the city of Ubá, MG. To accomplish this, the physical characteristics (temperature, turbidity and color), chemical (pH, conductivity, chloride, nitrate and hardness) and microbiological (total and thermotolerant coliforms) of ten upwelling waters were monitored throughout one year. The temperature, pH, color, chloride and hardness of all upwelling waters were considered normal compared to standards of potable water. However, the analyses of turbidity, electrical conductivity, nitrate and total and thermotolerant coliforms indicate contamination by human activities. Overall, the results indicated the occurrence of high environmental degradation, where only 30% of monitored upwelling waters were in accordance with the quality standard, indicating the need for intervention to ensure water quality.

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          Most cited references26

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          Introdução a qualidade das águas e ao tratamento de esgotos

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            Pesquisa Nacional de Saneamento Básico 2008

            (2010)
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              Diário Oficial [da] União,

              (2011)
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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                ambiagua
                Revista Ambiente & Água
                Rev. Ambient. Água
                Instituto de Pesquisas Ambientais em Bacias Hidrográficas (Taubaté )
                1980-993X
                September 2015
                : 10
                : 3
                : 614-622
                Affiliations
                [1 ] Instituto Federal Goiano Brazil
                [2 ] Instituto Federal Goiano Brazil
                [3 ] Universidade do Estado de Minas Gerais Brazil
                [4 ] Instituto Federal Goiano Brazil
                [5 ] Instituto Federal Goiano Brazil
                Article
                S1980-993X2015000300614
                10.4136/ambi-agua.1630
                44183cd2-23db-44bf-b95a-37d161fff699

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=1980-993X&lng=en
                Categories
                ENGINEERING, ENVIRONMENTAL

                Environmental engineering
                pollution,water quality,water resources,poluição,qualidade da água,recursos hídricos

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