Overview
Entroncamento wastewater treatment plant serves 20,000 people in São João Baptista, Entroncamento, Santarém, Portugal. It operates under the EU Urban Waste Water Treatment Directive.
The Entroncamento wastewater treatment plant is located in São João Baptista, Entroncamento, in the Santarém district of Portugal. It serves a population of approximately 20,000, classifying it as a medium-sized agglomeration under EU regulations. As a Portuguese facility, the plant is subject to the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this scale. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Tagus River basin. The Tagus River flows through central Portugal and into the Atlantic Ocean near Lisbon, supporting diverse aquatic ecosystems and providing water for agriculture and urban use.
Environmental context
The plant discharges into the Tagus River basin, which flows through central Portugal and empties into the Atlantic Ocean near Lisbon. The Tagus estuary is an ecologically important area that supports migratory birds and diverse fish species. The watershed provides water for irrigation and municipal use, making proper treatment essential for protecting downstream water quality and aquatic life.
Frequently asked questions
The Entroncamento wastewater treatment plant is located in São João Baptista, Entroncamento, in the Santarém district of Portugal.
The plant serves approximately 20,000 people, classifying it as a medium-sized agglomeration under EU regulations.
The treated effluent is discharged into the local watershed, which drains into the Tagus River basin and eventually reaches the Atlantic Ocean.
As a Portuguese facility, the plant operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size.
Under the EU Urban Waste Water Treatment Directive, plants serving between 10,000 and 100,000 people typically require secondary treatment, with tertiary treatment if discharging into sensitive areas.
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