Overview
ETE BONFIM is an advanced wastewater treatment plant in Angra dos Reis, Rio de Janeiro, Brazil. It serves a population of 4,272 and discharges 648.00 m³/day of treated effluent near the coast.
ETE BONFIM is an advanced wastewater treatment plant located in the Bonfim neighborhood of Angra dos Reis, in the state of Rio de Janeiro, Brazil. The facility serves a population of approximately 4,272 residents, operating as part of the municipal wastewater infrastructure for this coastal city in the Região Sudeste. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants, ensuring high-quality effluent. With a discharge volume of 648.00 m³/day, the plant is designed to meet stringent environmental standards. In Brazil, wastewater treatment plants are regulated under federal CONAMA resolutions and state-level environmental agencies, which set discharge limits to protect water quality. The treated effluent is discharged into the local watershed, which ultimately drains into the Atlantic Ocean. Angra dos Reis is situated on the Ilha Grande Bay, an ecologically rich coastal area known for its biodiversity and tourism. The advanced treatment helps protect downstream marine ecosystems, including mangroves and coral habitats, from nutrient pollution and other contaminants.
Environmental context
The plant discharges into the coastal watershed of Ilha Grande Bay, part of the South Atlantic Ocean. This region features mangroves, sandy beaches, and rocky shores that support diverse marine life, including sea turtles and fish species. The advanced treatment reduces nutrient loads, helping to prevent eutrophication and maintain water quality in this ecologically sensitive bay.
Frequently asked questions
ETE BONFIM is located in the Bonfim neighborhood of Angra dos Reis, in the state of Rio de Janeiro, Brazil. The address is Condomínio Refúgio do Corsário, Bonfim, Angra dos Reis.
ETE BONFIM uses advanced treatment, which includes processes beyond secondary treatment to remove nutrients and other pollutants, producing high-quality effluent.
The plant discharges treated effluent into the local watershed, which flows into Ilha Grande Bay and ultimately the Atlantic Ocean. The discharge volume is 648.00 m³/day.
In Brazil, wastewater treatment plants are regulated by federal CONAMA resolutions and state-level environmental agencies. These set discharge limits to protect water quality and public health.
For small agglomerations in Brazil, secondary treatment is common, but advanced treatment may be required in sensitive coastal areas like Angra dos Reis to protect marine ecosystems.
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