Overview
ETE Lorena is a municipal wastewater treatment plant serving approximately 79,000 people in Lorena, São Paulo, Brazil. It operates under Brazil's national water quality regulations.
ETE Lorena is a municipal wastewater treatment plant located in Lorena, São Paulo, Brazil. It serves a population of approximately 79,000 residents, placing it in the medium agglomeration category. The plant is situated in the Paraíba do Sul river basin, a region of significant ecological and economic importance. Brazil's wastewater treatment standards are governed by CONAMA Resolution 430/2011 and state-level regulations. For plants of this scale, secondary treatment is typically required to meet effluent quality standards. It is expected to comply with national discharge limits. The treated effluent from ETE Lorena is discharged into local water bodies that ultimately flow into the Paraíba do Sul River, which drains into the Atlantic Ocean near Campos dos Goytacazes. The river supports diverse aquatic life and provides water for millions of people downstream. Proper treatment is essential to protect water quality and ecosystem health in this densely populated region.
Environmental context
ETE Lorena discharges into the Paraíba do Sul River basin, which flows through the Vale do Paraíba region and empties into the Atlantic Ocean. The river is a critical water source for multiple municipalities and supports a variety of fish species. The surrounding area includes agricultural and urban land uses, making nutrient and pathogen removal important for downstream water quality.
Frequently asked questions
ETE Lorena is located in Lorena, São Paulo, Brazil, in the Paraíba do Sul river basin.
ETE Lorena serves approximately 79,000 people in the municipality of Lorena.
The treated effluent from ETE Lorena is discharged into local water bodies that flow into the Paraíba do Sul River, which ultimately reaches the Atlantic Ocean.
ETE Lorena operates under Brazil's CONAMA Resolution 430/2011 and state-level environmental regulations, which set effluent quality standards for wastewater treatment plants.
For medium-sized agglomerations in Brazil, secondary treatment is typically required to meet discharge standards, often involving biological processes such as activated sludge or lagoons.
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