Overview
ETE Guimaraes is a municipal wastewater treatment plant in Votorantim, São Paulo, Brazil, serving approximately 33,875 people. It operates under Brazil's national water quality regulations.
ETE Guimaraes is a municipal wastewater treatment plant located in Votorantim, within the São Paulo state of Brazil. The plant serves an estimated population of 33,875, placing it in the medium-sized agglomeration category for the region. Its location along Rodovia Raposo Tavares in the Jardim Toledo neighborhood positions it within the Sorocaba metropolitan area, a rapidly urbanizing region in southeastern Brazil. Brazil's wastewater treatment standards are governed by CONAMA Resolution 430/2011 and the National Water Resources Policy (Law 9.433/1997), which set discharge limits for pollutants. For plants of this scale, secondary treatment is typically required to meet biochemical oxygen demand (BOD) and suspended solids standards. It is expected to comply with state-level environmental licensing from CETESB, São Paulo's environmental agency. The treated effluent from ETE Guimaraes likely discharges 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 feeds the Río de la Plata estuary. This watershed supports diverse aquatic life and provides water for agriculture and urban use downstream. The plant plays a key role in protecting water quality in this densely populated and industrialized region.
Environmental context
The plant's treated effluent likely enters a local stream that flows into the Sorocaba River, a major tributary of the Tietê River. The Tietê River traverses the São Paulo metropolitan area before joining the Paraná River, which eventually reaches the Río de la Plata estuary. This watershed supports diverse aquatic ecosystems and is critical for water supply and agriculture. The region's subtropical climate and urban runoff pose challenges for maintaining water quality, making effective wastewater treatment essential for downstream ecological health.
Frequently asked questions
ETE Guimaraes is located in Votorantim, São Paulo, Brazil, along Rodovia Raposo Tavares in the Jardim Toledo neighborhood, within the Sorocaba metropolitan area.
The plant serves approximately 33,875 people, classifying it as a medium-sized agglomeration under Brazilian wastewater management standards.
The treated effluent is likely 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.
The plant operates under Brazil's CONAMA Resolution 430/2011 and the National Water Resources Policy, with state-level oversight from CETESB, São Paulo's environmental agency.
For medium-sized agglomerations in Brazil, secondary treatment is typically required to meet discharge standards for BOD and suspended solids, often using activated sludge or similar processes.
Nearby plants