Abstract:The quality of groundwater from Imperatriz (MA) is little known. This work investigated microbiological contaminants (total coliforms and Escherichia coli) and the levels of 10 physicochemical parameters in 10 wells located in the urban periphery of the municipality of Imperatriz. The counts of E. coli and total coliforms were ≥ 1600 CFU mL-1 in all the wells. Levels of chloride, sulfate, hardness and turbidity levels were below the maximum allowed for drinking water. However, levels of iron (0.46 – 1.75 mg L-… Show more
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