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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]
n/a. Water supply and sanitation in Indonesia is characterized by poor levels of access and service quality. More than 16 million people lack access to an at least basic water source and almost 33 million of the country's 275 million population has no access to at least basic sanitation. [4] Only about 2% of people have access to sewerage in ...
Sewage treatment plant (a type of wastewater treatment plant) in La Crosse, Wisconsin. 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 cycle. Once back in the water cycle, the effluent creates an acceptable impact on the environment.
Trickling filter. A trickling filter is a type of wastewater treatment system. It consists of a fixed bed of rocks, coke, gravel, slag, polyurethane foam, sphagnum peat moss, ceramic, or plastic media over which sewage or other wastewater flows downward and causes a layer of microbial slime ( biofilm) to grow, covering the bed of media.
Activated sludge tank at Beckton sewage treatment plant, UK. The white bubbles are due to the diffused air aeration system. The activated sludge process is a type of biological wastewater treatment process for treating sewage or industrial wastewaters using aeration and a biological floc composed of bacteria and protozoa.
It is outflow from San Antonio de los Buenos, Tijuana's broken-down sewage treatment plant. Mexico says a new $33.3 million plant under construction is scheduled to come online by Sept. 30. For ...
The site at Merchant and Quay streets is close to the city's wastewater treatment plant. Officials said that mitigation steps had already been taken to keep the odor under control in the mean time ...
Shanghai Zhuyan I Wastewater Treatment Plant [16] Shanghai China: 2004 1 700 000 Stonecutters Island Sewage Treatment [17] Hong Kong China: 2001 2 765 000 [18] Bailonggang Wastewater Treatment Plant Shanghai China: 1999 2 000 000 Gabal el Asfar Wastewater Treatment Plant Cairo Egypt: 1 700 000 2 500 000 [19] 1.63 Beckton Sewage Treatment Works ...