Tech24 Deals Web Search

Search results

1. Results from the Tech24 Deals Content Network

2. List of wastewater treatment technologies - Wikipedia

   en.wikipedia.org/wiki/List_of_wastewater...

   This page consists of a list of wastewater treatment technologies : Activated sludge model. Activated sludge systems. Adsorption/Bio-oxidation process. Advanced oxidation process. Aerated lagoon. Aerobic granular reactor. Aerobic granular sludge technology. Aerobic granulation.

3. Effluent guidelines - Wikipedia

   en.wikipedia.org/wiki/Effluent_guidelines

   Effluent Guidelines (also referred to as Effluent Limitation Guidelines (ELGs)) are U.S. national standards for wastewater discharges to surface waters and publicly owned treatment works (POTW) (also called municipal sewage treatment plants). The United States Environmental Protection Agency (EPA) issues Effluent Guideline regulations for ...

4. United States regulation of point source water pollution

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

   The Deer Island Waste Water Treatment Plant, serving the Boston, Massachusetts area, is a typical point source discharger. Point source water pollution comes from discrete conveyances and alters the chemical, biological, and physical characteristics of water. In the United States, it is largely regulated by the Clean Water Act (CWA). [1]

5. Secondary treatment - Wikipedia

   en.wikipedia.org/wiki/Secondary_treatment

   Secondary treatment. This small secondary clarifier at a rural sewage treatment plant is a typical phase separation mechanism to remove biological solids formed in a suspended growth or fixed-film bioreactor. Secondary treatment (mostly biological wastewater treatment) is the removal of biodegradable organic matter (in solution or suspension ...

6. New Source Performance Standards - Wikipedia

   en.wikipedia.org/wiki/New_Source_Performance...

   New Source Performance Standards (NSPS) are pollution control standards issued by the United States Environmental Protection Agency (EPA). The term is used in the Clean Air Act Extension of 1970 (CAA) to refer to air pollution emission standards, and in the Clean Water Act (CWA) referring to standards for water pollution discharges of industrial wastewater to surface waters.

7. Water recycling technologies developed for space are helping ...

   www.engadget.com/water-recycling-technologies...

   Wastewater treatment plants in California face a number of challenges, the Water Education Foundation notes, including aging infrastructure; contamination from improperly disposed pharmaceuticals ...

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. In most states, local sewage plants receive discharge permits from ...

9. Wastewater treatment - Wikipedia

   en.wikipedia.org/wiki/Wastewater_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. [5]