2,117 plants indexed. Showing 1,594 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.
PLIEGO wastewater treatment plant in Pliego, Región de Murcia, Spain, serves 5,660 people with advanced treatment. It discharges 477.24 m³/day and has a designed capacity of 12,500 m³/day.
ALTORREAL is a closed advanced wastewater treatment plant in Molina de Segura, Región de Murcia, Spain. It served a population of 2,759 and had a designed capacity of 9,000 m³/day.
BLANCA wastewater treatment plant serves the town of Blanca in the Región de Murcia, Spain. It provides advanced treatment for a population of 5,264, with a designed capacity of 13,300 m³/day.
Librilla wastewater treatment plant in Región de Murcia, Spain, serves 4,825 people with advanced treatment. It discharges 662 m³/day and has a designed capacity of 16,500 m³/day.
FUENTE LIBRILLA wastewater treatment plant serves Mula in the Región de Murcia, Spain. It provides secondary treatment for a population of 2,540 with a designed capacity of 3,000 m³/day.
Campos del Río wastewater treatment plant serves 2,026 residents in the Región de Murcia, Spain, with advanced treatment. It discharges 242.66 m³/day and has a designed capacity of 12,000 m³/day.
ALCUDIA DE GUADIX ESFILIANA is an advanced wastewater treatment plant serving Valle del Zalabí, Andalucía, Spain. It treats wastewater for a population of 4,646 with a designed capacity of 5,000 m³/day.
ALCAUCIN wastewater treatment plant serves Alcaucín, Málaga, Andalucía, Spain. It provides secondary treatment for a population of 4,937 and has a designed capacity of 4,937 m³/day.
CORIPE wastewater treatment plant serves Coripe, Andalucía, Spain, treating wastewater for 2,400 people with secondary treatment. The plant has a designed capacity of 2,400 m³/day and discharges 435 m³/day.
Castilblanco de los Arroyos wastewater treatment plant serves the town of Castilblanco de los Arroyos in Andalucía, Spain. It provides secondary treatment for a population of 4,532.
CARCHELEJO wastewater treatment plant in Cárcheles, Andalucía, Spain, serves 1,521 people with secondary treatment. It discharges 275.68 m³/day and has a designed capacity of 2,574 m³/day.
CARCABUEY wastewater treatment plant serves the town of Carcabuey in Andalucía, Spain, with secondary treatment. It treats wastewater from a population of approximately 4,711 and discharges 853.86 cubic meters per day.
Cañete la Real wastewater treatment plant in Andalucía, Spain, serves a population of 3,549 with primary treatment. It discharges 643.25 m³/day of treated wastewater into local water bodies.
CANTORIA is a secondary wastewater treatment plant serving 2,097 people in Cantoria, Andalucía, Spain. It discharges 380.08 m³/day and has a designed capacity of 3,400 m³/day.
CANJAYAR wastewater treatment plant in Canjáyar, Andalucía, Spain, serves approximately 1,400 people with secondary treatment. It discharges 253.75 m³/day and has a designed capacity of 2,842 m³/day.
CAMBIL wastewater treatment plant serves the town of Cambil in Andalucía, Spain. It provides secondary treatment for a population of approximately 4,091 with a designed capacity of 4,100 m³/day.
BOSQUE EL wastewater treatment plant serves El Bosque in Andalucía, Spain, treating municipal wastewater for a population of 3,675 with secondary treatment and a designed capacity of 3,000 m³/day.
Benamaurel wastewater treatment plant serves the municipality of Benamaurel in Andalusia, Spain. It provides secondary treatment for a population of 1,600 and has a designed capacity of 2,100 m³/day.
BELMEZ DE LA MORALEDA wastewater treatment plant serves the municipality of Bélmez de la Moraleda in Jaén, Andalucía, Spain. It provides secondary treatment for a population of 3,652.
Belmez wastewater treatment plant in Andalusia, Spain serves about 5,380 people with secondary treatment. It discharges treated water into the local watershed, supporting the Guadalquivir basin.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, LIBRILLA has the highest designed capacity at 16,500 m3/day.