ETE VILA RIACHAO Wastewater Treatment Plant - Itapetinga, Bahia, Brazil

ETE VILA RIACHAO is a wastewater treatment plant located in Itapetinga, Bahia, Brazil. Serving a population of 1,247, the plant provides secondary treatment for the local community, operating as part of the municipal infrastructure in the northeastern region of the country. The plant applies secondary treatment, a standard biological process that removes organic matter and suspended solids. With a discharge volume of 136.63 cubic meters, the facility operates under Brazil's national environmental regulations, which require adequate treatment for small agglomerations to protect water resources. The treated effluent is discharged into local water bodies that drain into the Atlantic Ocean via the Pardo River basin. The plant plays a role in safeguarding downstream ecosystems, including rivers and coastal areas that support diverse aquatic life and regional water quality.

The plant discharges into the Pardo River basin, which flows through Bahia and empties into the Atlantic Ocean. This watershed supports diverse aquatic habitats and is important for local fisheries and water supply. The secondary treatment helps reduce organic pollution, protecting downstream ecosystems from nutrient enrichment and oxygen depletion.