2,117 plants indexed. Showing 564 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.
ORCE wastewater treatment plant in Orce, Andalucía, Spain, serves 1,532 people with secondary treatment. The plant is currently closed.
JAYENA wastewater treatment plant in Jayena, Andalucía, Spain, is a secondary treatment facility serving 1,300 people. It is currently closed.
GALERA NUEVA is a secondary wastewater treatment plant in Galera, Andalucía, Spain. It serves a population of 1,869 and has a designed capacity of 1,250 m³/day, though currently closed.
CASTILLEJAR wastewater treatment plant in Castilléjar, Andalucía, Spain, serves 2,000 people with secondary treatment. The plant is currently closed.
EL TORNO wastewater treatment plant in Jerez de la Frontera, Andalucía, Spain, serves a population of 1,760. The facility provides secondary treatment and is now closed.
ZURGENA wastewater treatment plant in La Alfoquia, Andalucía, Spain, serves a population of 2,429 with secondary treatment. The plant is currently closed.
VELEZ BLANCO wastewater treatment plant in Vélez-Blanco, Andalucía, Spain, serves 1,400 people with secondary treatment. The plant is currently closed and has a designed capacity of 2,500 m³/day.
SORBAS wastewater treatment plant in Sorbas, Andalucía, Spain, is a secondary treatment facility serving 1,374 people. It has a designed capacity of 2,000 m³/day and is currently closed.
PURCHENA wastewater treatment plant in Purchena, Andalucía, Spain, serves 1,840 people with secondary treatment. It has a designed capacity of 2,000 m³/day and discharges 333.50 m³/day.
NUEVA JARILLA wastewater treatment plant in Jerez de la Frontera, Andalucía, Spain, serves a population of 2,075 with secondary treatment. The plant is now closed.
Albanchez de Mágina wastewater treatment plant in Andalucía, Spain, serves a population of 1,440 with secondary treatment. The facility is currently closed.
ZUFRE wastewater treatment plant in Zufre, Andalucía, Spain, serves a population of 1,200 with secondary treatment. The plant is currently closed and has a designed capacity of 2,100 m³/day.
Villafranca de Ebro wastewater treatment plant serves 2,504 people in Aragón, Spain. It provides secondary treatment and discharges 453.84 cubic meters of treated effluent.
ALOZAINA wastewater treatment plant serves the town of Alozaina in Andalucía, Spain. It provides secondary treatment for a population of 3,686 and has a designed capacity of 2,500 m³/day.
VALL Y ALGIMIA DE ALMONACID is a secondary wastewater treatment plant serving Vall de Almonacid, Spain. It treats approximately 217.78 m³/day with a designed capacity of 2,650 m³/day.
ZARRA wastewater treatment plant serves the small municipality of Zarra in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 594, discharging treated water into the local watershed.
YATOVA wastewater treatment plant serves the municipality of Yátova in Comunitat Valenciana, Spain, with secondary treatment for a population of 5,292.
XERT wastewater treatment plant serves the municipality of Xert in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,305.
Vallanca wastewater treatment plant serves the small municipality of Vallanca in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 711, with a designed capacity of 2,000 m³/day.
Vallada wastewater treatment plant serves the municipality of Vallada in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,508 and has a designed capacity of 7,034 m³/day.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, VALLADA has the highest designed capacity at 7,034 m3/day.