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Bookmark or Share- How Wastewater Treatment WorksThe Basics - US EPAThe basic function of wastewater treatment is to speed up the natural processes by which water is purified. There are two basic stages in the treat-ment of wastes, primary and secondary, which are outlined here. In the primary stage, solids are allowed to settle and removed from wastewater. The secondary stage uses biological processes to
- Wastewater treatment - WikipediaThe main purpose of wastewater treatment is for the treated wastewater to be able to be disposed or reused safely. However, before it is treated, the options for disposal or reuse must be considered so the correct treatment process is used on the wastewater.
- Wastewater - WikipediaWastewater (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.
- U.S. Wastewater Treatment Factsheet - Center for Sustainable SystemsWastewater treatment systems reduce environmental impacts in the receiving water, but create other life cycle impacts, mainly through energy use. GHG emissions are associated with both energy and chemicals used in wastewater treatment and the degradation of organic materials in the POTW.
- Primer for Municipal Wastewater Treatment Systems - US EPAOver 75 percent of the nation’s population is served by centralized wastewater collection and treatment systems. The remaining population uses septic or other onsite systems. Approximately 16,000 municipal wastewater treatment facilities are in operation nationwide.
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