Overview
ETE Cajazeiras VI TQ II is a secondary wastewater treatment plant in Salvador, Bahia, Brazil, serving approximately 3,847 people. It discharges treated effluent near the coast of the Atlantic Ocean.
ETE Cajazeiras VI TQ II is a municipal wastewater treatment plant located in the Cajazeiras neighborhood of Salvador, the capital of Bahia state in northeastern Brazil. The plant serves a population of about 3,847 residents, contributing to the sanitation infrastructure of the Salvador metropolitan region. The facility provides secondary treatment, which is the standard biological treatment level required under Brazilian regulations (CONAMA resolutions) for urban wastewater. With a daily discharge volume of approximately 416 cubic meters, the plant operates as part of the broader wastewater management system in the region. Brazilian environmental legislation mandates that treated effluent meet quality standards before discharge. The plant is situated within 10 kilometers of the Atlantic coast, and its treated effluent ultimately reaches the Atlantic Ocean via local drainage networks. The coastal waters of Bahia support diverse marine ecosystems, including coral reefs and mangroves, making proper wastewater treatment essential for protecting water quality and aquatic life in this ecologically sensitive region.
Environmental context
The plant discharges treated wastewater into local watercourses that flow into the Atlantic Ocean near Salvador. The coastal zone of Bahia features important marine habitats, including coral reefs and seagrass beds, which are sensitive to nutrient pollution and pathogens. Proper secondary treatment helps reduce the environmental impact on these downstream ecosystems.
Frequently asked questions
The plant is located in the Cajazeiras neighborhood of Salvador, Bahia, Brazil, at Rua São Paulo, Vila Unidos Venceremos.
The plant serves approximately 3,847 people in the Cajazeiras area of Salvador.
The plant discharges treated effluent into local watercourses that ultimately flow into the Atlantic Ocean, as it is located within 10 km of the coast.
The plant provides secondary treatment, which is the standard biological treatment required for urban wastewater in Brazil under CONAMA regulations.
Brazilian wastewater treatment is regulated by CONAMA resolutions and state environmental agencies. Secondary treatment is typically required for urban areas to meet effluent quality standards before discharge.
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