Overview
ETE Pirajuí serves the municipality of Pirajuí in São Paulo, Brazil, with a designed capacity of 1.00 volume unit. The plant supports local sanitation infrastructure for a population of approximately 6,956.
ETE Pirajuí is a wastewater treatment plant located in Pirajuí, within the state of São Paulo, Brazil. The facility serves a population of about 6,956 people, making it a small-scale municipal treatment operation. It is situated near the Penitenciária Feminina Sandra Aparecida Lario Vianna, along Estrada Vicinal PRI-010. As a plant in Brazil, ETE Pirajuí operates under the national regulatory framework for wastewater treatment, which includes standards set by the Brazilian Ministry of the Environment and state-level environmental agencies. For small agglomerations like Pirajuí, secondary treatment is typically required to protect water quality in receiving water bodies. The treated effluent from ETE Pirajuí is discharged into local watercourses that eventually drain into the Paraná River basin, one of the major river systems in South America. This basin supports diverse aquatic ecosystems and provides water for agriculture, industry, and communities downstream. Proper treatment at this plant helps reduce nutrient and pollutant loads, contributing to the ecological health of the region.
Environmental context
The plant's discharge enters local streams that flow into the Tietê River, a major tributary of the Paraná River basin. The Paraná River system supports extensive wetlands and floodplains that are critical for migratory fish and bird species. Effective wastewater treatment at ETE Pirajuí helps mitigate eutrophication risks and protects downstream water quality in this ecologically significant basin.
Frequently asked questions
ETE Pirajuí is located in Pirajuí, São Paulo, Brazil, near the Penitenciária Feminina Sandra Aparecida Lario Vianna along Estrada Vicinal PRI-010.
The plant serves approximately 6,956 people, classifying it as a small-scale municipal wastewater treatment facility.
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 wastewater regulations, which mandate secondary treatment for small agglomerations to protect water quality.
For small communities in Brazil, secondary treatment processes such as activated sludge or stabilization ponds are commonly used to meet effluent standards.
Other plants operated by SABESP · Same operator