Overview
ETE Marzagao is a municipal wastewater treatment plant in Itabirito, Minas Gerais, Brazil, serving approximately 11,743 people. It operates under Brazil's national water quality regulations.
ETE Marzagao is a municipal wastewater treatment plant located in Itabirito, a city in the state of Minas Gerais, Brazil. The plant serves a population of about 11,743 residents, placing it in the small-to-medium agglomeration category for Brazilian wastewater infrastructure. Brazil's wastewater treatment standards are governed by CONAMA Resolution 430/2011 and the National Water Resources Policy (Law 9.433/1997). For plants of this scale, secondary treatment is typically required to meet effluent quality standards before discharge. Regulatory compliance ensures appropriate treatment for the community served. The treated effluent from ETE Marzagao is discharged into local water bodies that are part of the Rio das Velhas basin, a tributary of the São Francisco River. The São Francisco River is one of Brazil's most important waterways, supporting diverse aquatic life and providing water for agriculture, industry, and human consumption. The plant plays a key role in protecting water quality in this ecologically significant basin.
Environmental context
The plant discharges into the Rio das Velhas basin, which flows into the São Francisco River, a major Brazilian waterway that drains into the Atlantic Ocean. The São Francisco River supports a rich diversity of fish species and is critical for regional water supply. Protecting this watershed from untreated sewage is essential for maintaining aquatic health and downstream water quality.
Frequently asked questions
ETE Marzagao is located in Itabirito, a city in the state of Minas Gerais, Brazil. The plant is situated along Rodovia Engenheiro Fernando de Castro Santos in the Perobas area.
The plant serves approximately 11,743 people, making it a small-to-medium-sized wastewater treatment facility for the region.
The treated effluent is discharged into local water bodies within the Rio das Velhas basin, which ultimately flows into the São Francisco River.
The plant operates under Brazil's CONAMA Resolution 430/2011, which sets effluent discharge standards, and the National Water Resources Policy (Law 9.433/1997).
For plants of this scale, secondary treatment is typically required to meet Brazilian effluent quality standards, often involving biological processes such as activated sludge or stabilization ponds.
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