Overview
ETE Portao do Atlantico is a secondary treatment plant in Lauro de Freitas, Bahia, Brazil. It serves approximately 2,000 people and discharges 23.06 cubic meters of treated wastewater daily.
ETE Portao do Atlantico is a wastewater treatment plant located in the Condominio Encontro das Aguas area of Portao, Lauro de Freitas, within the Metropolitan Region of Salvador, Bahia, Brazil. The plant serves a small population of around 2,006 residents, reflecting its role in a localized community within this coastal urban region. The plant provides secondary treatment, which is the standard biological treatment stage that removes organic matter and suspended solids. In Brazil, wastewater treatment regulations are established by CONAMA resolutions and state environmental agencies, with secondary treatment being a common requirement for municipal plants. The plant's discharge volume is reported at 23.06 cubic meters, indicating its modest scale. The treated effluent is discharged into the local watershed, which ultimately drains into the Atlantic Ocean. The plant's proximity to the coast (within 10 km) means its discharge can influence coastal water quality and marine ecosystems. The region's tropical climate and urban development necessitate effective treatment to protect downstream environments, including mangroves and estuarine habitats that support diverse aquatic life.
Environmental context
The plant discharges into the coastal watershed of Bahia, which flows into the Atlantic Ocean via small rivers and estuaries near Salvador. This area features sensitive mangrove ecosystems and coastal lagoons that provide critical nursery habitats for fish and crustaceans. The proximity to the coast means that treated effluent can affect nearshore water quality and marine biodiversity, making proper treatment essential for ecological balance.
Frequently asked questions
ETE Portao do Atlantico is located in the Condominio Encontro das Aguas area of Portao, Lauro de Freitas, in the Metropolitan Region of Salvador, Bahia, Brazil.
The plant serves approximately 2,006 residents, making it a small-scale municipal wastewater treatment facility.
The plant discharges treated wastewater into the local coastal watershed, which ultimately flows into the Atlantic Ocean. The discharge volume is 23.06 cubic meters per day.
The plant provides secondary treatment, which involves biological processes to remove organic matter and suspended solids, meeting standard requirements for municipal wastewater in Brazil.
In Brazil, wastewater treatment is regulated by CONAMA resolutions and state environmental agencies. Plants serving small communities like this are typically required to provide at least secondary treatment to protect water quality and public health.
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