Overview
ETE Araraquara serves approximately 198,700 residents in Araraquara, São Paulo, Brazil. The plant is part of the state's wastewater infrastructure, discharging into local water bodies within the Paraná River basin.
ETE Araraquara is a municipal wastewater treatment plant located in Araraquara, São Paulo, Brazil. Serving an estimated population of 198,696, the facility is a key component of the region's sanitation infrastructure, addressing the needs of a medium-to-large urban agglomeration in southeastern Brazil. As a Brazilian wastewater treatment plant, ETE Araraquara operates under national regulations set by the Ministry of Cities and state environmental agencies such as CETESB in São Paulo. For agglomerations of this scale, secondary treatment is typically required, with potential nutrient removal in sensitive watersheds. The regulatory framework ensures compliance with discharge standards. The treated effluent from ETE Araraquara is discharged into local watercourses that drain into the Paraná River basin, one of South America's largest river systems. The downstream environment includes the Tietê River and eventually the Paraná River, supporting diverse aquatic life and providing water for agriculture and urban use. Proper treatment is essential to protect water quality in this ecologically and economically significant basin.
Environmental context
The plant discharges into local streams that flow into the Tietê River, a major tributary of the Paraná River basin. The Paraná basin supports extensive biodiversity, including migratory fish species, and provides water for irrigation and drinking. The region's subtropical climate and agricultural activities downstream make nutrient removal and pathogen control critical for preventing eutrophication and safeguarding public health.
Frequently asked questions
ETE Araraquara is located in Araraquara, São Paulo, Brazil, at Fazenda do Cantagalo in the immediate region of Araraquara.
The plant serves approximately 198,696 residents, classifying it as a medium-to-large agglomeration under Brazilian wastewater standards.
The treated effluent is discharged into local watercourses that flow into the Tietê River, part of the Paraná River basin.
The plant operates under Brazilian national regulations and is overseen by state environmental agency CETESB in São Paulo, which enforces discharge standards for water quality protection.
For agglomerations of this scale, secondary treatment is standard, often with nutrient removal in sensitive areas to meet state and federal water quality criteria.
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