Overview
ETE SAO JOAO PR is a secondary-level wastewater treatment plant serving São João, Paraná, Brazil. It treats wastewater for approximately 4,569 residents with a discharge volume of 842.40 cubic meters.
ETE SAO JOAO PR is a municipal wastewater treatment plant located in São João, within the state of Paraná, Brazil. The plant serves a population of approximately 4,569 people, classifying it as a small-scale facility in the region's sanitation infrastructure. The plant provides secondary treatment, which is the standard biological treatment stage required under Brazilian regulations (CONAMA resolutions) for most urban wastewater. The plant's discharge volume of 842.40 cubic meters indicates its operational scale. Brazilian environmental law mandates that treatment plants of this size meet effluent quality standards to protect receiving water bodies. The treated effluent is discharged into local watercourses that flow through the Paraná basin, ultimately contributing to the Paraná River system. This river system is ecologically significant, supporting diverse aquatic life and providing water for agriculture and communities downstream. The plant plays a key role in reducing organic pollution and safeguarding water quality in the region.
Environmental context
The plant discharges into local streams that are part of the Paraná River basin, one of South America's major river systems. The Paraná basin supports diverse aquatic ecosystems, including migratory fish species and riparian forests. Proper wastewater treatment is essential to prevent nutrient loading and maintain the ecological health of these waters, which ultimately flow to the Río de la Plata estuary.
Frequently asked questions
ETE SAO JOAO PR is located in São João, in the state of Paraná, Brazil. It serves the local municipality as part of the regional sanitation system.
The plant serves approximately 4,569 residents, making it a small-scale wastewater treatment facility for the community.
The treated effluent is discharged into local watercourses that are part of the Paraná River basin, eventually reaching the Paraná River and the Río de la Plata estuary.
The plant provides secondary treatment, which involves biological processes to remove organic matter and suspended solids, meeting standard Brazilian effluent quality requirements.
The plant operates under Brazil's environmental framework, including CONAMA resolutions that set effluent standards. For small agglomerations, secondary treatment is typically required to protect water quality in receiving rivers.
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