Water quality problems and solutions

Sand, mud, sediments

Problem Ground water and surface water could contain sand, mud and different sediments that clogg the system, wear out valves, measuring devices, etc. In municipal sector normally used as pretreatment …

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Iron and manganese

Problem Iron and manganese often causes the main problem of the waterworks. When water contacts with air, water change color, increases turbidity and sediments appears. Water has a metallic taste.  …

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Hardness

Problem Hardness salts, Ca and Mg form scale deposits on heat exchangers, nozzles, fittings, pipes, sanitary facilities. Fine technical equipment rapidly out of order or increasing power consumption. Solution The …

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Hydrogen sulphide and methane

Problem Hydrogen sulphide and methane are present many places in the ground water and are formed by the decomposition of organic substances under oxygen-free conditions. Both gasses give cause for different …

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Organic, humus

Problem Organic gives high turbidity and sediments in water. It creates a yellowish-brown water and brown precipitate in comparison with iron deposits can be easily removed from sanitation. Such water …

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Bacteria, viruses

Problem Bacteria, viruses, and other pathogens are extremely dangerous to human health but can not be determined visually by looking at water, as they are relatively small. To be absolutely …

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Ammonium

Problem Ammonium ions in potable water may adversely affect the effectiveness of the disinfection of water by impairing the manganese may cause damage to the filter (in water systems containing …

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Carbon dioxide

Problem Aggressive carbon dioxide corrodes concrete, piping, and hot water tanks of black steel. Due to the products of corrosion water gets turbid, red with rust and ochre. The carbon …

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Sulphate

Problem Sulfates occur naturally in numerous minerals. These dissolved minerals contribute to the mineral content of many drinking-waters. Elevated levels of sulfates in drinking water and process water causes white …

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Chloride

Problem Chlorides are widely distributed in nature as salts of sodium (NaCl), potassium (KCl), and calcium (CaCl2). Elevated levels of chloride in drinking water supplies can interfere with taste, the …

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Pesticides

Problem Pesticides are applied to farmlands, gardens and lawns and can make their way into ground water or surface water systems that feed drinking water supplies. Pesticides are most harmful to …

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Radon

Problem Radon is a naturally-occurring radioactive gas that may cause cancer, and may be found in drinking water and indoor air. Some people who are exposed to radon in drinking …

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Arsenic

Problem Arsenic comes from geochemical medium and can exist in form of two ions: As3+ and As5+. Arsenic is a poisonous element and As3+ form is more poisonous than As5+ …

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Fluoride

Problem Fluoride compounds are salts that form when the element fluorine combines with minerals in soil or rocks. Many water systems add fluoride to drinking water. High levels of fluoride …

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Nitrates

Problem Nitrates are present in some groundwater and form when microorganisms break down fertilizers or organic residues. Usually plants take up these nitrates, but sometimes rain or irrigation water can …

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