ETE Corrente Wastewater Treatment Plant, Corrente, Piauí, Brazil

ETE Corrente is a wastewater treatment facility located in Corrente, a municipality in the state of Piauí, Brazil. The plant serves a population of approximately 3,906 people, placing it in the small agglomeration category. It operates under Brazil's national environmental regulations, which require secondary treatment for urban wastewater. The plant provides secondary treatment, a standard level that removes organic matter and suspended solids. Secondary treatment typically involves biological processes such as activated sludge or trickling filters. The plant discharges an average of 367.49 cubic meters of treated wastewater per day. The treated effluent is released into local water bodies within the Parnaíba River basin, which drains into the Atlantic Ocean. The plant plays a crucial role in protecting downstream water quality and supporting the ecological health of the region's aquatic ecosystems.

The plant discharges into the Parnaíba River basin, one of Brazil's major river systems, which flows northward into the Atlantic Ocean. The downstream environment supports diverse aquatic life and is important for local fisheries and agriculture. Proper treatment helps prevent nutrient pollution and maintains water quality in this semi-arid region.