ETE SUZANO Wastewater Treatment Plant, Suzano, São Paulo, Brazil

ETE SUZANO is a municipal wastewater treatment plant located in Suzano, within the Metropolitan Region of São Paulo, Brazil. It serves a population of approximately 127,396 residents, classifying it as a large agglomeration under Brazilian wastewater management standards. The plant is situated in the Jardim Imperador neighborhood, along Rua Major Pinheiro Flores. As a plant of this scale in Brazil, ETE SUZANO is subject to national regulations under CONAMA resolutions and state-level environmental licensing by CETESB. These frameworks typically require secondary or advanced treatment for large urban agglomerations to protect water quality. The plant's designed capacity is reported as 1. The plant's treated effluent likely discharges into a tributary of the Tietê River basin, which flows through the São Paulo metropolitan area and ultimately drains into the Paraná River system. This watershed supports diverse aquatic life and provides water for downstream communities. The plant plays a critical role in reducing pollution loads to the region's water bodies, helping to mitigate eutrophication and protect ecological health.

ETE SUZANO discharges into the Tietê River basin, a major waterway in southeastern Brazil that flows through the São Paulo metropolitan region. The Tietê River eventually joins the Paraná River, which drains into the Río de la Plata estuary. The watershed supports diverse aquatic ecosystems and is important for regional water supply. The plant's operations help reduce nutrient and organic pollution, which is critical for controlling eutrophication and maintaining water quality in this densely populated and industrialized region.