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Sewage treatment (or domestic wastewater treatment) is a type of wastewater treatment that aims to remove contaminants from sewage to produce an effluent that is suitable to discharge or reuse. Sewage treatment plants (STPs) are facilities that process sewage using various technologies and criteria.
MBBR (moving bed biofilm reactor) is a type of wastewater treatment process that uses plastic carriers with biofilm to remove nutrients and micropollutants. Learn about the history, methods, applications, and advantages of MBBR technology.
Learn about the different types of wastewater treatment plants, such as sewage, industrial, agricultural and leachate, and the processes they use to remove contaminants and produce effluent. Find out the global trends, challenges and examples of wastewater treatment and reuse.
A membrane bioreactor is a combination of membrane filtration and biological wastewater treatment processes. Learn about the submerged and side stream configurations, the membrane materials, the advantages and challenges of this technology, and its history and market.
Activated sludge is a process that uses aeration and microorganisms to treat sewage or industrial wastewaters. It involves a biological floc that removes organic matter, nitrogen and phosphorus, and produces a waste sludge that can be reused or disposed of.
An indirect discharger is one that sends its wastewater into a city sewer system, which carries it to the municipal sewage treatment plant or publicly owned treatment works (POTW). [37] At the POTW, harmful pollutants in domestic sewage , called conventional pollutants , are removed from the sewage and then the treated effluent is discharged ...
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 ...
An onsite sewage facility (OSSF) is a wastewater system that treats and disposes of effluent on the same property that produces it. Learn about the process, types, and regulations of OSSFs in different countries.