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  2. Ohio EPA pulls plan for small sewage-treatment plants in ...

    www.aol.com/ohio-epa-pulls-plan-small-101258709.html

    The Ohio Environmental Protection Agency heard the message loud and clear. It has withdrawn a controversial proposal to allow small, privately operated sewage-treatment plants to aid rapid ...

  3. List of largest wastewater treatment plants - Wikipedia

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

    Area (km 2) Notes New Delta Wastewater Treatment Plant [1] El Dabaa Egypt: 2023 7,500,000 0.32 Holds four Guinness World Records. Bahr El-Baqar Wastewater Treatment Plant [2] Port Said Egypt: 2021 5,600,000 0.65 Jean-R.-Marcotte Wastewater Treatment Plant [3] Montreal Canada: 1984 2,780,000 7,600,000 0.67 Secondary treatment planned for 2023. [4]

  4. Letters: Intel needs to disclose toxic chemicals used in chip ...

    www.aol.com/letters-intel-needs-disclose-toxic...

    The Ohio Environmental Protection Agency's recent proposal to use small, "package" sewage treatment plants as an "interim"solution to the increased sewage flows resulting from burgeoning growth in ...

  5. Industrial wastewater treatment - Wikipedia

    en.wikipedia.org/.../Industrial_wastewater_treatment

    Industrial wastewater treatment describes the processes used for treating wastewater that is produced by industries as an undesirable by-product. After treatment, the treated industrial wastewater (or effluent) may be reused or released to a sanitary sewer or to a surface water in the environment. Some industrial facilities generate wastewater ...

  6. Rotating biological contactor - Wikipedia

    en.wikipedia.org/wiki/Rotating_biological_contactor

    A rotating biological contactor is a type of secondary (biological) treatment process. It consists of a series of closely spaced, parallel discs mounted on a rotating shaft which is supported just above the surface of the wastewater. Microorganisms grow on the surface of the discs where biological degradation of the wastewater pollutants takes ...

  7. Akron gets approval for smaller Northside Interceptor Tunnel ...

    www.aol.com/akron-gets-approval-smaller-north...

    The U.S. EPA, which mandated the project, had initially proposed the larger size for the tunnel, which will store combined sewage and stormwater for treatment in the city's wastewater treatment plant.

  8. Marikina North Sewage Treatment Plant - Wikipedia

    en.wikipedia.org/wiki/Marikina_North_Sewage...

    Cost. ₱2.7 billion [1] Owner. Manila Water. Grounds. 2 hectares (4.9 acres) The Marikina North Sewage Treatment Plant is a sewage treatment plant in Marikina, Metro Manila, Philippines. Managed by Manila Water, the facility is the largest sewage treatment plant in the Philippines processing 100 million liters (26,000,000 U.S. gal) of used ...

  9. Sewage treatment - Wikipedia

    en.wikipedia.org/wiki/Sewage_treatment

    Sewage treatment (or domestic wastewater treatment, municipal wastewater treatment) is a type of wastewater treatment which aims to remove contaminants from sewage to produce an effluent that is suitable to discharge to the surrounding environment or an intended reuse application, thereby preventing water pollution from raw sewage discharges. [ 2]