Overview
ETE Cidade do Povo serves 24,592 residents in Rio Branco, Acre, Brazil. The plant operates under Brazil's national wastewater regulations, treating municipal sewage before discharge into local waterways.
ETE Cidade do Povo is a municipal wastewater treatment plant located in the Cidade do Povo neighborhood of Rio Branco, the capital of Acre state in Brazil's northern region. Serving approximately 24,592 people, the plant is part of the city's sanitation infrastructure, which manages wastewater from residential areas in this rapidly urbanizing Amazonian city. As a Brazilian wastewater facility, ETE Cidade do Povo is subject to federal environmental standards set by CONAMA (National Environment Council) and state-level regulations from the Acre environmental agency. For a plant serving a population of this size, typical treatment requirements include secondary biological processes to reduce organic load and pathogens before discharge. Brazilian regulations mandate compliance with effluent quality standards for BOD, COD, and total suspended solids. The treated effluent from ETE Cidade do Povo is discharged into local water bodies that ultimately drain into the Acre River, a tributary of the Purus River, which flows into the Amazon River system. This watershed is ecologically significant as part of the Amazon basin, supporting diverse aquatic life and providing water resources for downstream communities. Proper wastewater treatment is critical to prevent nutrient pollution and protect the sensitive Amazonian ecosystem.
Environmental context
The plant's discharge enters the local drainage network that flows into the Acre River, a major watercourse in the Amazon basin. The Acre River joins the Purus River, which eventually reaches the Amazon River, one of the world's most biodiverse freshwater systems. This watershed supports a wide array of fish species, including migratory catfish, and provides habitat for river dolphins and manatees. Effective treatment at ETE Cidade do Povo helps reduce organic pollution and pathogen loads, protecting both human health and the ecological integrity of the Amazonian aquatic environment.
Frequently asked questions
ETE Cidade do Povo is located in the Cidade do Povo neighborhood of Rio Branco, the capital of Acre state in northern Brazil. The plant's address is Avenida Jorge Cardoso, Cidade do Povo, Rio Branco, Acre.
The plant serves approximately 24,592 residents in the Cidade do Povo area and surrounding parts of Rio Branco.
The treated effluent from ETE Cidade do Povo is discharged into local waterways that drain into the Acre River, a tributary of the Purus River, which ultimately flows into the Amazon River.
The plant operates under Brazil's federal environmental standards set by CONAMA (National Environment Council) and state-level regulations from Acre's environmental agency. These regulations mandate effluent quality standards for parameters such as BOD, COD, and total suspended solids.
For a plant of this scale in Brazil, secondary biological treatment is typically required to reduce organic matter and pathogens. Common processes include activated sludge, stabilization ponds, or anaerobic reactors, depending on local conditions and regulatory requirements.
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