2,117 plants indexed. Showing 652 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.
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.
OLIVA CAMPING SAN FERNANDO is a secondary treatment plant serving 1,732 people in Oliva, Comunitat Valenciana, Spain. It discharges 225.80 m³/day of treated wastewater near the Mediterranean coast.
NOVETLE is a secondary wastewater treatment plant serving Vallés, Comunitat Valenciana, Spain. It treats wastewater for a population of 1,309 and has a designed capacity of 2,000 m³/day.
NAVARRES wastewater treatment plant serves Navarrés, Comunitat Valenciana, Spain, with secondary treatment. It processes 465.42 m³/day of wastewater and has a designed capacity of 3,981.00 m³/day.
VIVER wastewater treatment plant serves the town of Viver in Comunitat Valenciana, Spain, providing secondary treatment for a population of 3,034. The plant has a designed capacity of 8,333 m³/day and discharges 719.45 m³/day of treated effluent.
Villar del Arzobispo wastewater treatment plant serves about 10,000 people in Comunitat Valenciana, Spain. It provides secondary treatment and discharges treated water inland.
Villafranca del Cid wastewater treatment plant serves Vilafranca/Villafranca del Cid in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 5,872.
VILANOVA D ALCOLEA is a secondary wastewater treatment plant in Vilanova d'Alcolea, Comunitat Valenciana, Spain, serving 1,512 people with a design capacity of 2,000 m³/day.
VILAFAMES wastewater treatment plant serves Vilafamés, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,712 and has a designed capacity of 2,706 m³/day.
Morella wastewater treatment plant serves the town of Morella in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,272 and discharges 517.54 m³/day of treated effluent.
MONTESA wastewater treatment plant serves the municipality of Montesa in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,125 and has a designed capacity of 3,000 m³/day.
Montanejos wastewater treatment plant serves the municipality of Montanejos in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,064 with a designed capacity of 9,200 m³/day.
MOIXENT wastewater treatment plant serves Moixent / Mogente in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 11,034 and has a designed capacity of 11,650 m³/day.
MILLARES wastewater treatment plant serves the municipality of Millares in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,215 and has a designed capacity of 2,000 m³/day.
MARINES wastewater treatment plant in Olocau, Comunitat Valenciana, Spain, serves a population of 2,206 with secondary treatment. It discharges 395.70 m³/day of treated water, with a designed capacity of 3,344 m³/day.
MACASTRE wastewater treatment plant serves Macastre, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,906 and has a designed capacity of 2,000 m³/day.
Losa del Obispo wastewater treatment plant serves the municipality of Losa del Obispo in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,011 with a designed capacity of 2,500 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, MOIXENT has the highest designed capacity at 11,650 m3/day.