Overview
Azambuja wastewater treatment plant serves the town of Azambuja in Lisbon District, Portugal. It has a designed capacity of 1.00 and serves a population of 6,100.
The Azambuja wastewater treatment plant is located in the town of Azambuja, within the Lisbon District of Portugal. It serves a population of 6,100, classifying it as a small to medium agglomeration under Portuguese and EU regulations. 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 treated effluent is discharged into the local watershed, which ultimately drains into the Tagus River estuary and the Atlantic Ocean. The Tagus estuary is a vital ecological area supporting diverse aquatic life and migratory bird species.
Environmental context
The plant discharges into the Tagus River basin, which flows into the Tagus estuary near Lisbon and then into the Atlantic Ocean. The estuary is a critical habitat for fish, birds, and other wildlife, making proper wastewater treatment essential for maintaining water quality and ecosystem health in this sensitive coastal environment.
Frequently asked questions
The Azambuja wastewater treatment plant is located in the town of Azambuja, in the Lisbon District of Portugal.
The plant serves a population of 6,100 people.
The treated wastewater is discharged into the local watershed, which flows into the Tagus River and eventually 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 of this size.
Under the EU Urban Waste Water Treatment Directive, plants serving populations between 2,000 and 10,000 are typically required to provide secondary treatment, which includes biological processes to reduce organic matter.
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