Overview
ETE Capuava Cerquilho is a municipal wastewater treatment plant serving Cerquilho, São Paulo, Brazil. It treats wastewater from approximately 25,000 residents under Brazil's national water quality regulations.
ETE Capuava Cerquilho is a wastewater treatment facility located in Cerquilho, within the state of São Paulo, Brazil. The plant serves a population of approximately 25,138 people, classifying it as a medium-sized agglomeration under Brazilian sanitation standards. It is situated in the Sorocaba metropolitan region, an area with significant industrial and agricultural activity. As a Brazilian wastewater treatment plant, ETE Capuava Cerquilho operates under the regulatory framework established by the National Environment Council (CONAMA) and the National Water Agency (ANA). For a plant serving this population size, secondary treatment is typically required to meet effluent standards. The plant's discharge is subject to state-level permitting by CETESB, the environmental agency of São Paulo. The treated effluent from ETE Capuava Cerquilho is discharged into a local watercourse that flows into the Sorocaba River, a tributary of the Tietê River. The Tietê River ultimately drains into the Paraná River basin, which flows to the Río de la Plata estuary. The Sorocaba River supports diverse aquatic life and is used for irrigation and recreation downstream.
Environmental context
The plant discharges into a tributary of the Sorocaba River, which flows into the Tietê River, a major waterway in São Paulo state. The Tietê River eventually joins the Paraná River system, draining into the Río de la Plata estuary. The Sorocaba River watershed supports diverse aquatic ecosystems and provides water for agricultural and urban uses. Protecting water quality in this basin is critical for maintaining regional biodiversity and downstream water resources.
Frequently asked questions
ETE Capuava Cerquilho is located on Rua Capuava in Cerquilho, São Paulo, Brazil. It serves the municipality of Cerquilho within the Sorocaba metropolitan region.
The plant serves approximately 25,138 residents, making it a medium-sized wastewater treatment facility in the state of São Paulo.
The treated effluent is discharged into a local watercourse that flows into the Sorocaba River, a tributary of the Tietê River, which ultimately drains into the Paraná River basin and the Río de la Plata estuary.
The plant operates under Brazil's national environmental regulations, including CONAMA resolutions and state-level permitting by CETESB, the environmental agency of São Paulo. For a plant of this scale, secondary treatment is typically required.
In Brazil, wastewater treatment plants serving populations around 25,000 generally employ secondary treatment processes, such as activated sludge or stabilization ponds, to meet effluent quality standards set by CONAMA.
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