Overview
ETE Volta Redonda is a secondary treatment plant serving Caxias, Maranhão, Brazil. It discharges treated wastewater into local water bodies, supporting sanitation for approximately 5,927 residents.
ETE Volta Redonda is a wastewater treatment plant located in Caxias, Maranhão, Brazil. It serves a population of approximately 5,927 people, making it a small-scale facility within the municipal sanitation infrastructure of the region. The plant is situated in the northeastern part of Brazil, an area characterized by a tropical climate and seasonal rainfall patterns. The plant operates with secondary treatment, which is a standard biological process that removes organic matter and suspended solids. In Brazil, wastewater treatment plants are regulated under national environmental standards, including CONAMA resolutions, which set discharge limits for pollutants. For small agglomerations like Caxias, secondary treatment is typical and meets the basic requirements for protecting water quality in receiving water bodies. The treated effluent from ETE Volta Redonda is discharged into local waterways that drain into the Atlantic Ocean via the Parnaíba River basin. This region supports diverse aquatic ecosystems and is important for local fisheries and agriculture. Proper treatment helps prevent eutrophication and protects downstream water quality, contributing to the ecological health of the broader drainage system.
Environmental context
The plant discharges into the Parnaíba River basin, which flows into the Atlantic Ocean. This watershed supports diverse aquatic life and is a critical resource for local communities. The region's tropical climate and seasonal rains influence water flow and pollutant dilution, making consistent treatment essential to prevent nutrient loading and maintain ecological balance in downstream environments.
Frequently asked questions
ETE Volta Redonda is located in Caxias, Maranhão, Brazil, in the northeastern region of the country.
The plant serves approximately 5,927 people, making it a small-scale municipal wastewater treatment facility.
The treated effluent is discharged into local waterways within the Parnaíba River basin, which ultimately drains into the Atlantic Ocean.
The plant provides secondary treatment, a biological process that removes organic matter and suspended solids, meeting standard requirements for small agglomerations in Brazil.
The plant operates under Brazilian environmental standards, including CONAMA resolutions, which set effluent discharge limits. For small communities, secondary treatment is typical and aligns with national goals for water quality protection.
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