2,117 plants indexed. Showing 1,527 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.
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.
SIETE AGUAS wastewater treatment plant serves the municipality of Siete Aguas in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,791 and has a designed capacity of 3,000 m³/day.
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 ANTONIO Y ALDEAS VEGA is an advanced wastewater treatment plant in Requena, Comunitat Valenciana, Spain, serving 7,142 people. It discharges 501.30 m³/day and has a designed capacity of 4,629 m³/day.
SALINAS wastewater treatment plant in Salinas, Comunitat Valenciana, Spain, serves 8,659 people with advanced treatment. It has a designed capacity of 7,200 m³/day and discharges 367.07 m³/day.
ROJALES CIUDAD QUESADA 1 is an advanced wastewater treatment plant in Rojales, Comunitat Valenciana, Spain. It serves 700 people with a designed capacity of 3,645 m³/day and discharges 62.30 m³/day.
ROJALES CIUDAD DE QUESADA 2 is an advanced wastewater treatment plant in Rojales, Comunitat Valenciana, Spain, serving a population of 1,007. It discharges 81.91 cubic meters of treated water daily.
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.
ORIHUELA LA MATANZA is an advanced wastewater treatment plant serving 708 people in Orihuela, Comunitat Valenciana, Spain. It has a designed capacity of 2,500 m³/day and discharges 128.36 m³/day.
ORIHUELA TORREMENDO is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain. It serves a population of 906 and has a designed capacity of 2,500 m³/day.
ORIHUELA SAN BARTOLOME is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain, serving about 4,074 people with a designed capacity of 4,083 m³/day.
ORIHUELA HURCHILLO is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain, serving a population of 1,977. It discharges 185.90 m³/day of treated water.
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.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, VILLAFRANCA DEL CID has the highest designed capacity at 10,177 m3/day.