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  2. Levelized cost of water - Wikipedia

    en.wikipedia.org/wiki/Levelized_cost_of_water

    Desalination, which produces usable water from saline water, has a higher LCW than processing groundwater or surface water. A 2020 study found that advances in decarbonization would reduce the levelized cost of water produced via desalination from €2.4 per cubic meter in 2015 (US$2.84) to €1.05 per cubic meter in 2050 (US$1.24). [2]

  3. Slow sand filter - Wikipedia

    en.wikipedia.org/wiki/Slow_sand_filter

    They are typically 1–2 m (3.3–6.6 ft) deep, can be rectangular or cylindrical in cross section and are used primarily to treat surface water. The length and breadth of the tanks are determined by the flow rate desired for the filters, which typically have a loading rate of 200–400 litres (0.20–0.40 m 3) per square metre per hour.

  4. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

  5. List of largest wastewater treatment plants - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_wastewater...

    Secondary treatment since 1959. Enhanced nutrient removal in 2014. Deer Island Waste Water Treatment Plant: Boston USA: 1968 1 438 000 4 542 000 0.6 [10] Full secondary treatment since 1995. Abu Rawash Wastewater treatment plant Giza Egypt: 2021 1,600,000 1.39 Secondary treatment since 2021. Atotonilco de Tula Plant [11] Mexico City Mexico ...

  6. Industrial wastewater treatment - Wikipedia

    en.wikipedia.org/.../Industrial_wastewater_treatment

    An industrial wastewater treatment plant may include one or more of the following rather than the conventional treatment sequence of sewage treatment plants: An API oil-water separator, for removing separate phase oil from wastewater. [43]: 180 A clarifier, for removing solids from wastewater. [44]: 41–15

  7. Portable water purification - Wikipedia

    en.wikipedia.org/wiki/Portable_water_purification

    Iodine used for water purification is commonly added to water as a solution, in crystallized form, or in tablets containing tetraglycine hydroperiodide that release 8 mg of iodine per tablet. The iodine kills many, but not all, of the most common pathogens present in natural fresh water sources.

  8. Water tariff - Wikipedia

    en.wikipedia.org/wiki/Water_tariff

    According to one method, the highest water and wastewater tariff in the world is found in Bermudas, equivalent to US$7.45 per m3 in 2017 (consumption of 15 m3 per month). The lowest water tariffs in the world are found in Turkmenistan and Cook Islands, where residential water is provided for free, followed by Uzbekistan with a water tariff ...

  9. Activated sludge - Wikipedia

    en.wikipedia.org/wiki/Activated_sludge

    The activated sludge process produces about 70–100 grams per cubic metre (1.9–2.7 oz/cu yd) of waste activated sludge (that is grams of dry solids produced per cubic metre of wastewater treated). 80 grams per cubic metre (2.2 oz/cu yd) is regarded as being typical. [6]

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