2,117 plants indexed. Showing 90 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.
Son Serra de Marina wastewater treatment plant serves 1,040 people in Santa Margalida, Mallorca, Spain. It provides secondary treatment and is located within 10 km of the coast.
FORMENTOR wastewater treatment plant in Pollença, Illes Balears, Spain, serves a small population of 88 with secondary treatment. It discharges 81.64 m³/day and is located within 10 km of the coast.
LLUBI wastewater treatment plant in Llubí, Illes Balears, Spain, provides secondary treatment for a population of 5,103. The plant discharges 282.54 m³/day and is located within 10 km of the coast.
CALA SANT VICENC wastewater treatment plant serves Sant Joan de Labritja, Illes Balears, Spain. It provides secondary treatment for a population of 1,098 and discharges 120.02 m³/day.
GATA DE GORGOS wastewater treatment plant serves Dénia, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 6,476 and discharges treated water near the Mediterranean coast.
FAVARA wastewater treatment plant serves Favara, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,713 and has a designed capacity of 3,000 m³/day.
CERVERA DEL MAESTRE wastewater treatment plant in Cervera del Maestre, Comunitat Valenciana, Spain, serves 1,098 people with secondary treatment and a designed capacity of 2,025 m³/day.
CALIG wastewater treatment plant serves Càlig, Comunitat Valenciana, Spain. This secondary treatment facility handles a population of 2,192 and discharges 252.95 m³/day.
BENITATXELL wastewater treatment plant serves el Poble Nou de Benitatxell in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,090 and discharges 447.60 m³/day of treated effluent.
BENIFAIRO DE LA VALLDIGNA wastewater treatment plant serves Benifairó de la Valldigna, Spain, with secondary treatment for a population of 7,470. Located within 10 km of the coast, it discharges treated effluent into the Mediterranean Sea.
ALCALA DE XIVERT CAP ICORP is a closed secondary treatment plant in Alcalà de Xivert, Comunitat Valenciana, Spain. It served 2,274 people with a designed capacity of 2,500 m³/day.
Sant Jaume dels Domenys Cornudella is a secondary wastewater treatment plant in Sant Jaume dels Domenys, Catalunya, Spain, serving a population of 1,382. It discharges treated water near the Mediterranean coast.
Riudoms wastewater treatment plant serves the town of Riudoms in Catalunya, Spain, with secondary treatment. It discharges treated effluent near the Mediterranean coast, supporting local water quality.
MONT ROIG DEL CAMP POBLE is a secondary wastewater treatment plant in Mont-roig del Camp, Catalunya, Spain. It serves a population of 3,628 and discharges 750 m³/day, with a designed capacity of 6,250 m³/day.
Montbrió del Camp wastewater treatment plant in Catalunya, Spain, serves 1,451 people with secondary treatment. It discharges 352.04 m³/day and has a designed capacity of 3,424 m³/day.
LLORENC DEL PENEDES is a secondary wastewater treatment plant in Banyeres del Penedès, Catalunya, Spain, serving 1,881 people with a designed capacity of 3,000 m³/day. It discharges treated water near the Mediterranean coast.
L'Hospitalet de l'Infant wastewater treatment plant in Vandellòs i l'Hospitalet de l'Infant, Catalunya, Spain, serves a population of 3,415 with secondary treatment. It discharges 987.89 m³/day of treated wastewater near the Mediterranean coast.
L'Arboç Gornal secondary treatment plant serves l'Arboç, Catalunya, Spain. It discharges treated wastewater near the Mediterranean coast, with a design capacity of 8,233 m³/day.
L'Ametlla de Mar wastewater treatment plant in Catalonia, Spain, serves about 5,800 residents with secondary treatment. It discharges treated effluent near the Mediterranean coast.
LA SELVA DEL CAMP wastewater treatment plant serves 2,915 people in la Selva del Camp, Catalunya, Spain. It provides secondary treatment and discharges 600 m³/day, operating under EU Urban Waste Water Treatment Directive.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, L HOSPITALET DE L INFANT has the highest designed capacity at 17,188 m3/day.