2,117 plants indexed. Showing 168 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.
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.
ALTEA TOIX MASCARAT is a secondary wastewater treatment plant in Altea, Comunitat Valenciana, Spain, serving 4,421 people. It discharges 116.64 m³/day and is located within 10 km of the coast.
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.
XERT wastewater treatment plant serves the municipality of Xert in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,305.
VALL D ALBA wastewater treatment plant serves Vall d'Alba, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,926, with a designed capacity of 5,000 m³/day.
USERES LES is a secondary wastewater treatment plant serving the municipality of les Useres in the Comunitat Valenciana, Spain. It treats wastewater for a population of 1,313 with a designed capacity of 3,910 m³/day.
TURIS 2 is a secondary wastewater treatment plant in Turís, Comunitat Valenciana, Spain, serving 833 people with a designed capacity of 2000 m³/day and a discharge volume of 200.71 m³/day.
TURIS 1 is a secondary wastewater treatment plant in Turís, Comunitat Valenciana, Spain, serving approximately 9,327 people with a designed capacity of 5,000 m³/day and a discharge volume of 672.25 m³/day.
TRAIGUERA LA JANA wastewater treatment plant serves Traiguera in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,338 and is located within 10 km of the coast.
TOUS wastewater treatment plant serves the Alzira area in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,320 and discharges 252.64 cubic meters per day.
TORRES TORRES is a secondary wastewater treatment plant in Torres Torres, Comunitat Valenciana, Spain, serving a population of 2,506. It discharges 257.68 m³/day of treated effluent and is located within 10 km of the coast.
TALES SUERAS wastewater treatment plant serves Onda, Spain, with secondary treatment. It treats wastewater for a population equivalent of 1,111 and has a designed capacity of 5,550 m³/day.
SUMACARCER wastewater treatment plant serves Sumacàrcer in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,218 and discharges 156.48 m³/day.
SONEJA wastewater treatment plant serves Soneja in Comunitat Valenciana, Spain, treating municipal wastewater for a population of 2,457 with secondary treatment.
SANT MATEU wastewater treatment plant serves Sant Mateu, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,638 and discharges 560.73 m³/day.
SANT JOAN DE MORO is a secondary wastewater treatment plant serving 3,364 people in Sant Joan de Moró, Comunitat Valenciana, Spain. It discharges 518.81 m³/day of treated effluent.
SAN JORGE wastewater treatment plant serves Càlig, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,313 and discharges treated wastewater near the Mediterranean coast.
ROTOVA wastewater treatment plant in Alfauir, Comunitat Valenciana, Spain, serves 2,092 people with secondary treatment. It discharges 204.14 m³/day and is located within 10 km of the coast.
Pedralba wastewater treatment plant serves the municipality of Pedralba in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,571 and has a designed capacity of 3,500 m³/day.
Palma de Gandía Ador is a secondary wastewater treatment plant serving 4,630 people in Palma de Gandía, Comunitat Valenciana, Spain. It discharges 711.28 m³/day and is located within 10 km of the Mediterranean coast.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, SANT JOAN DE MORO has the highest designed capacity at 7,947 m3/day.