Overview
Valpacos wastewater treatment plant serves the municipality of Valpaços in northern Portugal, treating wastewater for approximately 9,000 residents.
The Valpacos wastewater treatment plant is located in Valpaços, a municipality in the Vila Real district of northern Portugal. The plant serves a population of around 9,000 people, providing essential wastewater treatment for the local community. As a plant in Portugal, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. The directive aims to protect the environment from the adverse effects of untreated wastewater. The treated effluent is likely discharged into a local watercourse that eventually drains into the Douro River basin, which flows into the Atlantic Ocean near Porto. The plant plays a key role in protecting the region's water quality and supporting the ecological health of the Douro watershed.
Environmental context
The plant's discharge likely enters a tributary of the Douro River, one of the major rivers in the Iberian Peninsula. The Douro basin supports diverse aquatic life and is important for agriculture and water supply. Proper treatment helps prevent nutrient pollution and protects downstream ecosystems, including the Douro estuary and coastal waters.
Frequently asked questions
The Valpacos wastewater treatment plant is located at Rua do Tramagal, in the parish of Valpaços e Sanfins, Valpaços, Vila Real district, Portugal.
The plant serves approximately 9,000 residents in the municipality of Valpaços.
The treated effluent is likely discharged into a local watercourse that flows into the Douro River basin, eventually reaching the Atlantic Ocean.
As a Portuguese plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations with a population equivalent over 2,000.
Under the EU directive, plants serving between 2,000 and 15,000 population equivalent typically require secondary treatment, which includes biological processes to reduce organic matter and suspended solids.
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