Overview
ETE Francisco Magalhaes de Castro is an advanced wastewater treatment plant in Mambucaba, Rio de Janeiro, Brazil. It serves approximately 2,107 people and discharges treated effluent near the coast.
ETE Francisco Magalhaes de Castro is a wastewater treatment facility located in Mambucaba, a district within Angra dos Reis, Rio de Janeiro, Brazil. The plant serves a population of around 2,107 residents, reflecting its role in managing domestic wastewater for a small coastal community. The plant employs advanced treatment processes, which go beyond the secondary treatment standard typically required for smaller agglomerations. This level of treatment is particularly relevant in sensitive coastal areas, where nutrient removal and disinfection help protect marine ecosystems. The facility discharges approximately 319.68 cubic meters of treated wastewater daily. The treated effluent is released into local waterways that drain into the Atlantic Ocean. The region's coastal environment supports diverse marine life, including mangroves and fish nurseries. By providing advanced treatment, the plant helps reduce nutrient loading and pathogen risks, contributing to the health of nearby beaches and coastal waters.
Environmental context
The plant discharges into the Mambucaba River basin, which flows into the Ilha Grande Bay, a coastal embayment of the Atlantic Ocean. This area is ecologically sensitive, supporting mangroves, estuaries, and marine biodiversity. Advanced treatment is critical to minimize nutrient enrichment and protect water quality in this coastal zone.
Frequently asked questions
The plant is located in Mambucaba, a district of Angra dos Reis, in the state of Rio de Janeiro, Brazil. Its address is Rua Beira Rio, Vila Margem do Rio Mambucaba, Parque Mambucaba.
The plant serves approximately 2,107 people, making it a small-scale municipal wastewater treatment facility.
The treated effluent is discharged into local waterways that flow into the Atlantic Ocean via Ilha Grande Bay. The plant uses advanced treatment to ensure high-quality effluent before release.
The plant provides advanced treatment, which includes processes beyond secondary treatment such as nutrient removal and disinfection. This is especially important for protecting coastal environments.
In Brazil, wastewater treatment is regulated by CONAMA resolutions and state environmental agencies. For small coastal communities, advanced treatment helps meet water quality standards for bathing and marine life protection.
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