ETE SERRA ALTA Wastewater Treatment Plant - São Bento do Sul, Santa Catarina, Brazil

ETE SERRA ALTA is a wastewater treatment plant located in the Serra Alta neighborhood of São Bento do Sul, in the state of Santa Catarina, Brazil. The plant serves a small population of 1,011 residents, providing secondary treatment to municipal wastewater. São Bento do Sul is situated in the southern region of Brazil, characterized by a humid subtropical climate and hilly terrain. As a secondary treatment facility, ETE SERRA ALTA employs biological processes to reduce organic matter and suspended solids. The plant has a reported discharge volume of 120.96 m³/day. In Brazil, wastewater treatment plants are regulated by the National Environment Council (CONAMA) and state environmental agencies, which set effluent standards for discharge into water bodies. For small communities like this, secondary treatment is typically adequate to meet environmental requirements. The treated effluent from ETE SERRA ALTA is discharged into local streams that are part of the Rio Negro basin, which flows into the Atlantic Ocean via the Rio Iguaçu and eventually the Rio Paraná. The plant plays a crucial role in protecting downstream water quality and aquatic ecosystems in the region.

The plant discharges into small tributaries of the Rio Negro, which is part of the larger Rio Iguaçu basin. This watershed drains into the Atlantic Ocean through the Rio Paraná. The region supports diverse aquatic life and is important for local water supply. The plant's secondary treatment helps reduce nutrient and organic pollution, safeguarding downstream habitats.