Overview
Ermesinde wastewater treatment plant serves the city of Ermesinde in Porto, Portugal. It is designed for a capacity of 1.00 unit and serves a population of 50,000.
The Ermesinde wastewater treatment plant is located in the Ecocentro de Ermesinde, in the city of Ermesinde, Valongo, Porto, Portugal. It serves a population of 50,000, placing it in the medium agglomeration category under EU regulations. As a Portuguese plant, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Atlantic Ocean via the Douro River basin. The downstream environment supports diverse aquatic life and is an important ecological corridor in northern Portugal.
Environmental context
The Ermesinde plant discharges into the Douro River basin, which flows westward to the Atlantic Ocean near Porto. The Douro estuary is a vital habitat for migratory fish species and supports rich biodiversity. The plant's operations help protect water quality in this ecologically sensitive coastal region.
Frequently asked questions
The plant is located at Ecocentro de Ermesinde, Rua Eça de Queiroz, Travagem, Ermesinde, Valongo, Porto, 4445-565, Portugal.
The plant serves a population of 50,000 people in the city of Ermesinde and surrounding areas.
The treated effluent is discharged into the local watershed, which flows into the Douro River basin and ultimately reaches the Atlantic Ocean.
As a Portuguese plant serving 50,000 people, it falls under the EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this size.
Under the EU directive, plants serving 50,000 people are classified as medium agglomerations and are required to have at least secondary treatment, with tertiary treatment in sensitive areas.
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