Overview
ASTORGA wastewater treatment plant serves San Justo de la Vega in Castilla y León, Spain. It treats wastewater from approximately 20,500 people under the EU Urban Waste Water Treatment Directive.
The ASTORGA wastewater treatment plant is located in San Justo de la Vega, a municipality in the province of León, within the autonomous community of Castilla y León, Spain. The plant serves a population of around 20,500 people, classifying it as a medium-sized agglomeration under EU regulations. As a Spanish facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size. The directive also requires appropriate treatment before discharge into sensitive areas, which are common in the region's river systems. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Duero River basin. The Duero River flows westward through Spain and Portugal, emptying into the Atlantic Ocean near Porto. The surrounding area is characterized by agricultural land and small rivers, making proper wastewater treatment essential for protecting downstream water quality and aquatic ecosystems.
Environmental context
The ASTORGA plant discharges into the local river system, part of the Duero River basin. The Duero River is one of the major rivers in the Iberian Peninsula, flowing through Spain and Portugal to the Atlantic Ocean. The watershed supports diverse aquatic life and is important for irrigation and drinking water supplies downstream. Proper treatment helps prevent nutrient pollution and protects the ecological health of the river and its estuary.
Frequently asked questions
The ASTORGA plant is located in San Justo de la Vega, in the province of León, Castilla y León, Spain.
The plant serves approximately 20,500 people, classifying it as a medium-sized agglomeration under EU regulations.
The treated effluent is discharged into the local river system, which is part of the Duero River basin. The Duero River flows to the Atlantic Ocean.
As a Spanish 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 over 15,000 people typically require secondary treatment, which includes biological processes to remove organic matter and nutrients.
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