2,117 plants indexed. Showing 1,142 matching current filters.
Spain treats over 90% of its wastewater to secondary or higher standards. Major operators include ACCIONA, FCC Aqualia, and regional consortia. UtilityRadar indexes 2117 wastewater treatment plants in Spain with a combined designed capacity of 3,967,981 m³/day. The largest plant on file is LA ALJORRA, treating 70,417 m³/day.
Spain treats over 90% of its wastewater to secondary or higher standards. Major operators include ACCIONA, FCC Aqualia, and regional consortia.
UtilityRadar's directory currently lists 2,117 wastewater treatment plants across Spain. Together these plants represent a combined designed capacity of approximately 3,967,981 m³/day.
By treatment level, the directory contains 652 secondary, 307 advanced, 11 primary-treatment plants. Secondary treatment (typically activated sludge with biological nutrient removal) is the most common standard.
The largest plant indexed for Spain is LA ALJORRA, with a designed capacity of 70,417 m³/day.
Plant records are aggregated from publicly available regulatory data (US EPA ECHO, EU UWWTD reporting, national water authority publications), augmented by direct operator information and verified via Google Maps coordinates. Each record includes location, treatment level, capacity where known, operator and operational status. To browse plants by treatment level worldwide, see our secondary and advanced filter views, or read our guide to how sewage treatment works.
ABANILLA wastewater treatment plant serves the municipality of Abanilla in the Región de Murcia, Spain. It has a designed capacity of 1.00 and serves a population of 5,218.
San Javier wastewater treatment plant serves approximately 82,000 people in the Murcia region of Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Puerto Lumbreras wastewater treatment plant serves 13,073 people in the Región de Murcia, Spain. It operates under EU Urban Waste Water Treatment Directive standards for inland communities.
EL RAAL wastewater treatment plant serves the Murcia metropolitan area in Spain's Región de Murcia. It treats wastewater from approximately 18,152 people, operating under EU Urban Waste Water Treatment Directive standards.
Murcia Este is a major wastewater treatment plant serving the metropolitan area of Murcia, Spain. It handles a population equivalent of 492,846 and operates under EU Urban Waste Water Treatment Directive standards.
MULA wastewater treatment plant serves Mula, Región de Murcia, Spain, with a population equivalent of 35,450. It operates under EU Urban Waste Water Treatment Directive standards for medium agglomerations.
Moratalla wastewater treatment plant serves the municipality of Moratalla in the Region of Murcia, Spain. It treats wastewater from a population of approximately 7,700 under EU regulatory standards.
Calasparra wastewater treatment plant serves the municipality of Calasparra in the Region of Murcia, Spain. It treats wastewater for a population of approximately 35,683 under EU regulatory standards.
Bullas wastewater treatment plant serves the municipality of Bullas in the Region of Murcia, Spain. It handles wastewater from a population of approximately 33,632 under the EU Urban Waste Water Treatment Directive.
BENIEL wastewater treatment plant serves the municipality of Beniel in the Región de Murcia, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
ARCHENA wastewater treatment plant serves the municipality of Archena in the Region of Murcia, Spain, with a population of approximately 33,176. It operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
MOLINA DE SEGURA NORTE is a major wastewater treatment plant serving 178,772 people in Molina de Segura, Región de Murcia, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations ov
MAZARRON wastewater treatment plant serves Mazarrón, Spain, in the Región de Murcia. It is located near the coast and operates under EU Urban Waste Water Treatment Directive standards.
LORQUI wastewater treatment plant serves Lorquí in the Vega Media del Segura, Región de Murcia, Spain. It handles a population of approximately 20,388 and operates under EU regulations.
LORCA wastewater treatment plant serves the city of Lorca in the Region of Murcia, Spain. It handles a population equivalent of approximately 77,865 and is located inland, discharging into the Guadalentín River basin.
JUMILLA wastewater treatment plant serves the city of Jumilla in the Region of Murcia, Spain, with a population equivalent of 55,261. It operates under the EU Urban Waste Water Treatment Directive.
FUENTE ALAMO wastewater treatment plant serves Fuente Álamo de Murcia in the Región de Murcia, Spain, with a designed capacity of 1.00. It supports a population of approximately 12,088.
Fortuna wastewater treatment plant serves the town of Fortuna in the Region of Murcia, Spain. It has a designed capacity of 1.00 and serves a population of 7,436.
CIEZA wastewater treatment plant serves Cieza in the Región de Murcia, Spain, with a population of approximately 47,898. The plant discharges into the Segura River basin, supporting local water quality and downstream ecosystems.
CEHEGIN wastewater treatment plant serves Cehegín in the Región de Murcia, Spain. It treats wastewater for approximately 19,500 people as part of the region's municipal infrastructure.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ABANILLA has the highest designed capacity at 1 m3/day.