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  2. Wastewater - Wikipedia

    en.wikipedia.org/wiki/Wastewater

    Wastewater (or waste water) is water generated after the use of freshwater, raw water, drinking water or saline water in a variety of deliberate applications or processes. [1]: 1 Another definition of wastewater is "Used water from any combination of domestic, industrial, commercial or agricultural activities, surface runoff / storm water, and any sewer inflow or sewer infiltration".

  3. Wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Wastewater_treatment

    Wastewater treatment is a process which removes and eliminates contaminants from wastewater. It thus converts it into an effluent that can be returned to the water ...

  4. United States regulation of point source water pollution

    en.wikipedia.org/wiki/United_States_regulation...

    EPA promotes "compliance assistance" as an enforcement technique, and has developed sector-specific assistance centers for various industries. [26] EPA and authorized state agencies perform periodic inspections of some discharging facilities. The states are responsible for enforcing the permit requirements that they have issued.

  5. Effluent - Wikipedia

    en.wikipedia.org/wiki/Effluent

    Effluent is defined by the United States Environmental Protection Agency (EPA) as "wastewater–treated or untreated–that flows out of a treatment plant, sewer, or industrial outfall. Generally refers to wastes discharged into surface waters". [ 1 ]

  6. Effluent guidelines - Wikipedia

    en.wikipedia.org/wiki/Effluent_guidelines

    The agency will study PFAS discharged to POTWs by various industries, including categories that have recently been examined. EPA intends to confirm the origins of PFAS wastewater and assist POTWs in determining whether source-level controls are necessary. The Concentrated Animal Feeding Operations Category (40 CFR part 412) will also be ...

  7. Publicly owned treatment works - Wikipedia

    en.wikipedia.org/wiki/Publicly_owned_treatment_works

    The Stickney Water Reclamation Plant, serving metropolitan Chicago, is the largest sewage treatment plant in the world.. A publicly owned treatment works (POTW) is a term used in the United States for a sewage treatment plant owned, and usually operated, by a government agency.

  8. Sewage regulation and administration - Wikipedia

    en.wikipedia.org/wiki/Sewage_regulation_and...

    The Hyperion Wastewater Treatment Plant in Los Angeles, California, is one of the largest municipal plants in the United States. Sewage treatment systems in the United States are subject to the Clean Water Act (CWA) and are regulated by federal and state environmental agencies.

  9. Reclaimed water - Wikipedia

    en.wikipedia.org/wiki/Reclaimed_water

    The term "water reuse" is generally used interchangeably with terms such as wastewater reuse, water reclamation, and water recycling. A definition by the USEPA states: "Water reuse is the method of recycling treated wastewater for beneficial purposes, such as agricultural and landscape irrigation, industrial processes, toilet flushing, and groundwater replenishing (EPA, 2004)."