Overview
Barroselas wastewater treatment plant serves 12,900 people in Barcelos, Portugal. Located within 50 km of the coast, it operates under EU Urban Waste Water Treatment Directive requirements for secondary treatment.
Barroselas wastewater treatment plant is located in the parish of Fragoso, near Barcelos in the Braga district of northern Portugal. The facility serves a population of 12,900, placing it in the medium agglomeration category under EU classification. As a Portuguese plant, Barroselas operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations between 10,000 and 150,000 population equivalent. The plant's designed capacity is 1.00 (likely in thousands of cubic meters per day), indicating it is sized to handle the local wastewater load. The regulatory framework ensures appropriate treatment standards. The plant's location within 50 km of the Atlantic coast means its treated effluent ultimately reaches the ocean, likely via the Cávado River or a smaller coastal stream. The region's watershed supports diverse aquatic life and contributes to the ecological health of the coastal zone. Proper treatment is essential to protect both freshwater and marine environments from nutrient pollution and other contaminants.
Environmental context
Barroselas plant discharges into the local watershed that drains to the Atlantic Ocean via the Cávado River basin. The Cávado River flows through northern Portugal and supports a variety of freshwater species, including migratory fish. The coastal zone near Barcelos is ecologically sensitive, with estuaries and wetlands that provide important habitat for birds and marine life. Effective wastewater treatment helps maintain water quality in this downstream environment.
Frequently asked questions
Barroselas wastewater treatment plant is located at Rua do Sol, Fragoso, in the municipality of Barcelos, Braga district, Portugal.
Barroselas wastewater treatment plant serves a population of 12,900 people, classifying it as a medium-sized agglomeration under EU standards.
Barroselas discharges treated wastewater into the local watershed, which ultimately drains to the Atlantic Ocean via the Cávado River basin.
Under the EU Urban Waste Water Treatment Directive 91/271/EEC, Barroselas, serving 12,900 people, is required to provide secondary treatment. The directive mandates secondary treatment for agglomerations between 10,000 and 150,000 population equivalent.
In Portugal, wastewater treatment plants serving populations around 12,900 typically employ secondary treatment processes such as activated sludge or trickling filters, as required by EU regulations for medium-sized agglomerations.
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