PUEBLA DE MONTALBAN LA Wastewater Treatment Plant, La Puebla de Montalbán, Spain

PUEBLA DE MONTALBAN LA is a wastewater treatment plant located in La Puebla de Montalbán, Toledo, within the autonomous community of Castilla-La Mancha, Spain. The facility serves a population of around 26,970, classifying it as a medium-sized agglomeration under European Union classification. As a Spanish 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 ultimately drains into the Tagus River basin, which flows westward through central Spain and into Portugal, discharging into the Atlantic Ocean near Lisbon. The Tagus is a major Iberian watercourse supporting diverse aquatic ecosystems and agricultural irrigation.

The plant discharges into the Tagus River basin, which flows through central Spain and Portugal before reaching the Atlantic Ocean. The Tagus supports a variety of fish species and provides critical habitat for migratory birds. Downstream ecosystems rely on adequate treatment to prevent nutrient enrichment and maintain water quality for both ecological and human uses.