2,117 plants indexed. Showing 1,594 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.
The Crevillente Derramador Industrial wastewater treatment plant serves the industrial area of Crevillent, Spain, with secondary treatment for a population equivalent of 20,117. It discharges treated water into the local drainage system within the Co
COVES DE VINROMA is a secondary wastewater treatment plant serving 1,275 people in les Coves de Vinromà, Comunitat Valenciana, Spain. It discharges 405.93 m³/day of treated effluent into the local watershed.
COFRENTES BALNEARIO is a secondary wastewater treatment plant in Cofrentes, Comunitat Valenciana, Spain. It serves a population of 1,316 with a designed capacity of 2,000 m³/day and an average discharge volume of 74.57 m³/day.
Cinctorres wastewater treatment plant serves the municipality of Cinctorres in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 867, discharging 117.84 cubic meters per day.
QUATRETONDA wastewater treatment plant serves Quatretonda in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,540, with a designed capacity of 2,916 m³/day.
POBLA DEL DUC is a secondary wastewater treatment plant serving la Pobla del Duc, Comunitat Valenciana, Spain. It treats wastewater for approximately 5,046 people with a designed capacity of 5,416 m³/day.
PINOSO is an advanced wastewater treatment plant serving el Pinós / Pinoso in Comunitat Valenciana, Spain. It treats wastewater for approximately 14,943 people with a designed capacity of 11,475 m³/day.
CHULILLA wastewater treatment plant serves the municipality of Chulilla in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,634 and has a designed capacity of 2,000 m³/day.
CHERA wastewater treatment plant serves Chera, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,818 with a designed capacity of 2,725 m³/day.
CHELVA wastewater treatment plant serves Chelva, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,413 and discharges 520.41 m³/day.
CAUDIEL wastewater treatment plant serves Caudiel, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,308 and discharges 580.69 m³/day.
CATI is a secondary wastewater treatment plant serving the municipality of Catí in the Comunitat Valenciana, Spain. It has a designed capacity of 3,755 m³/day and treats wastewater for a population of approximately 3,595.
CASTIELFABIB wastewater treatment plant serves the municipality of Castielfabib in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 418.
CASTELLO DE RUGAT wastewater treatment plant serves Castelló de Rugat in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,927 and has a designed capacity of 3,750 m³/day.
CASINOS wastewater treatment plant serves Casinos, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,194 and has a designed capacity of 10,633 m³/day.
CANET LO ROIG wastewater treatment plant serves the municipality of Canet lo Roig in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 937, with a designed capacity of 2000 m³/day.
Camporrobles wastewater treatment plant serves 3,625 people in Camporrobles, Comunitat Valenciana, Spain. It provides secondary treatment and has a designed capacity of 4,275 m³/day.
CALLES wastewater treatment plant serves the municipality of Calles in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,291 and has a designed capacity of 2,000 m³/day.
CABANES wastewater treatment plant serves the municipality of Cabanes in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,088 and has a designed capacity of 8,333 m³/day.
BUNOL PI LLANO DE BUNOL is a secondary wastewater treatment plant in Buñol, Comunitat Valenciana, Spain, serving a population of 290. It discharges treated water into the local watershed, ultimately reaching the Mediterranean Sea.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, CREVILLENTE DERRAMADOR INDUSTRIAL has the highest designed capacity at 49,333 m3/day.