Overview
ETE Nacoes Sobral is a municipal wastewater treatment plant serving approximately 14,552 people in Sobral, Ceara, Brazil. It operates under Brazil's national water quality regulations.
ETE Nacoes Sobral is a wastewater treatment facility located in Sobral, a city in the state of Ceara, northeastern Brazil. The plant serves a population of around 14,552 residents, placing it in the small-to-medium agglomeration category for the region. It is situated in the urban area of Sobral, within the Acarau River basin. Brazil's wastewater treatment regulations, established by the National Environment Council (CONAMA) and the Ministry of Cities, require appropriate treatment for municipal wastewater to protect public health and water resources. For plants of this scale, secondary treatment is typically expected, though specific treatment levels may vary based on local environmental permits and the sensitivity of receiving waters. The treated effluent from ETE Nacoes Sobral is discharged into local water bodies that ultimately drain into the Atlantic Ocean via the Acarau River system. The plant plays a key role in reducing organic pollution and nutrient loads in the watershed, supporting water quality for downstream communities and aquatic ecosystems in the semi-arid region of Ceara.
Environmental context
The plant discharges into the Acarau River basin, which flows northward to the Atlantic Ocean near the city of Acarau. This coastal watershed supports diverse aquatic life and is important for local fisheries and agriculture. The semi-arid climate of Ceara means that water resources are particularly sensitive to pollution, making effective wastewater treatment critical for maintaining ecological balance and downstream water quality.
Frequently asked questions
ETE Nacoes Sobral is located at Rua Francisco Ximenes Prado, in the Antônio Carlos Belchior neighborhood of Sobral, Ceara, Brazil.
The plant serves approximately 14,552 people in the Sobral area.
The treated effluent is discharged into local water bodies within the Acarau River basin, which flows to the Atlantic Ocean.
The plant operates under Brazilian federal and state environmental regulations, including CONAMA resolutions and permits issued by the environmental agency of Ceara.
For small-to-medium agglomerations in Brazil, secondary treatment is commonly required to reduce organic matter and suspended solids, though specific requirements depend on local permits and receiving water sensitivity.
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