Overview
ETE Laranjal Paulista is a municipal wastewater treatment plant serving approximately 21,649 people in Laranjal Paulista, São Paulo, Brazil. It operates under Brazil's national water quality regulations.
ETE Laranjal Paulista is a wastewater treatment plant located in Laranjal Paulista, within the state of São Paulo, Brazil. The facility serves an estimated population of 21,649, placing it in the medium-sized agglomeration category for the region. It is situated inland, approximately 50 km from the coast, and its operations are subject to Brazilian environmental standards. Brazil's wastewater treatment framework is governed by CONAMA resolutions and state-level environmental agencies. For plants of this scale, secondary treatment is typically required to meet discharge standards. It is expected to comply with applicable regulations for organic matter and pathogen removal. The treated effluent from the plant likely discharges into a local watercourse within the Tietê River basin, which flows through São Paulo state and eventually reaches the Paraná River system. This basin supports diverse aquatic life and is important for regional water supply and agriculture. Proper treatment at this plant helps protect downstream water quality and ecosystem health.
Environmental context
The plant is located in the Tietê River basin, a major watershed in São Paulo state. The Tietê River flows westward through the state and joins the Paraná River, which ultimately drains into the Río de la Plata estuary. This basin supports diverse aquatic ecosystems and is critical for regional water supply, irrigation, and recreation. Effective wastewater treatment at this plant helps reduce nutrient and pathogen loads, protecting downstream water quality and aquatic habitats.
Frequently asked questions
ETE Laranjal Paulista is located in Laranjal Paulista, São Paulo, Brazil, along Estrada do Bueninho. It serves the municipality's wastewater treatment needs.
The plant serves approximately 21,649 people, classifying it as a medium-sized agglomeration under Brazilian wastewater management standards.
The treated effluent is likely discharged into a local watercourse within the Tietê River basin, which flows through São Paulo state and eventually reaches the Paraná River system.
The plant operates under Brazilian environmental regulations, including CONAMA resolutions and state-level permits from São Paulo's environmental agency (CETESB). These set standards for effluent quality and treatment performance.
For medium-sized agglomerations in Brazil, secondary treatment is typically required to reduce organic matter and pathogens. Common processes include activated sludge or stabilization ponds, depending on local conditions.
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