Overview
ETE Batatais is a municipal wastewater treatment plant serving approximately 49,000 people in Batatais, São Paulo, Brazil. It operates under Brazil's national water quality regulations.
ETE Batatais is a municipal wastewater treatment plant located in Batatais, within the state of São Paulo, Brazil. The plant serves an estimated population of 49,115, placing it in the medium agglomeration category for Brazilian wastewater infrastructure. As a plant in Brazil, ETE Batatais is subject to CONAMA Resolution 430/2011 and state-level environmental regulations, which set effluent discharge standards. The plant discharges treated effluent into local water bodies within the Paraná River basin, which ultimately drains into the Río de la Plata estuary. The receiving waters support aquatic ecosystems and are used for downstream water supply, making effective treatment important for regional water quality and public health.
Environmental context
The plant's treated effluent enters the local drainage network within the Paraná River basin, one of South America's largest river systems. The Paraná flows southward through Brazil, Paraguay, and Argentina before reaching the Río de la Plata estuary. This watershed supports diverse aquatic life and provides water for agriculture, industry, and municipalities. Proper treatment at ETE Batatais helps protect downstream ecosystems and water users from nutrient pollution and pathogens.
Frequently asked questions
ETE Batatais is located in Batatais, a city in the state of São Paulo, Brazil. It serves the municipal area within the Ribeirão Preto metropolitan region.
The plant serves approximately 49,115 people, classifying it as a medium-sized agglomeration under Brazilian wastewater management standards.
The treated effluent is discharged into local water bodies that are part of the Paraná River basin. The final destination is the Río de la Plata estuary.
The plant operates under Brazil's CONAMA Resolution 430/2011, which sets effluent quality standards for organic matter, solids, and other pollutants. State-level environmental agencies in São Paulo also enforce permit conditions.
For medium-sized agglomerations in Brazil, secondary treatment is standard to meet CONAMA discharge limits. This typically involves biological processes such as activated sludge or lagoons to reduce biochemical oxygen demand and suspended solids.
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