Results after raw water and aerated water treatment. Comparison of the diminishing levels for colour, oxygen consumption, turbidity and general iron concentration after application of aluminium sulphate and polyaluminium chloride. Influence of the coagulant's type and dose on average consumption of general basicity of water treatment.
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There has been presented in the paper an analysis of influence of features of the cohesive soil (so called initial gradient) and of hydraulic windows in impermeable overlay on results of estimation of the potential pollution of underground water.
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Pollution of superficial waters as an effect of treated sewage inflow. Water rnicropollution not susceptible to biodegradation. Factors influencing decreasing drinking water quality
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The paper presents widely used methods for determining ground water zones, which are vulnerable for contamination. The index method used by Regional Authority of Water Management in Cracow in relation to the upper Vistula basin has been detaily described.
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