Overview
ETE Barreirão is a municipal wastewater treatment plant serving Andirá, Paraná, Brazil. It treats wastewater from approximately 7,600 residents and discharges into local waterways.
ETE Barreirão is a municipal wastewater treatment plant located in Andirá, within the state of Paraná, Brazil. The facility serves a population of approximately 7,600 people, placing it in the small-to-medium agglomeration category for Brazilian wastewater infrastructure. As a plant in Brazil, ETE Barreirão operates under the national regulatory framework established by the Ministry of Cities and environmental agencies such as the Instituto Água e Terra (IAT) for Paraná. Brazilian regulations require secondary treatment for most urban wastewater, with standards set by CONAMA resolutions. Facilities of this scale typically employ biological treatment systems such as activated sludge or stabilization ponds. The treated effluent is discharged into a local water body that ultimately drains into the Paranapanema River basin, a major tributary of the Paraná River. The Paraná River system flows into the Río de la Plata estuary, supporting diverse aquatic ecosystems and providing water for agriculture, industry, and communities along its course.
Environmental context
The plant discharges into a tributary of the Paranapanema River, which flows into the Paraná River and eventually reaches the Río de la Plata estuary. This watershed supports diverse aquatic life and is important for regional water supply. The surrounding region is characterized by agricultural activity, making proper wastewater treatment essential to prevent nutrient pollution and protect downstream ecosystems.
Frequently asked questions
ETE Barreirão is located in Andirá, a city in the state of Paraná, Brazil. It serves the local population with municipal wastewater treatment.
The plant serves approximately 7,600 residents, classifying it as a small-to-medium agglomeration under Brazilian wastewater management standards.
The treated effluent is discharged into a local water body that flows into the Paranapanema River basin, part of the larger Paraná River system.
The plant operates under Brazilian federal regulations, including CONAMA resolutions, and is overseen by state agencies like the Instituto Água e Terra (IAT) in Paraná.
For small-to-medium agglomerations in Brazil, common treatment technologies include activated sludge systems, stabilization ponds, or anaerobic reactors, often followed by disinfection.
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