2,117 plants indexed. Showing 169 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.
POLIGONO INDUSTRIAL SAN ROQUE is a closed secondary treatment plant in San Roque, Andalucía, Spain. It served a population of 1,166 and had a designed capacity of 2,500 m³/day.
CANILLAS DE ACEITUNO wastewater treatment plant in Canillas de Aceituno, Andalucía, Spain, serves a population of 1,536. It is a secondary treatment plant with a designed capacity of 1,900 m³/day, currently closed.
ISTAN wastewater treatment plant in Istán, Andalucía, Spain, serves 1,334 people with secondary treatment. The plant is closed and located within 10 km of the coast.
ALMACHAR EL BORGE is an advanced wastewater treatment plant in Almáchar, Andalucía, Spain, serving 4,000 people. It discharges treated water near the coast, supporting local environmental health.
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.
XERESA wastewater treatment plant serves Xeresa in Comunitat Valenciana, Spain. It provides advanced treatment for a population of 5,425 and discharges 297.09 cubic meters per day.
VALENCIA EL PALMAR is an advanced wastewater treatment plant serving 1,265 people in València, Spain. It discharges 577.95 m³/day and is located within 10 km of the Mediterranean coast.
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.
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.
TEULADA TROS DE BENAVENT is an advanced wastewater treatment plant in Teulada, Comunitat Valenciana, Spain, serving a population of 768. It discharges treated water near the Mediterranean coast.
TEULADA wastewater treatment plant in Teulada, Comunitat Valenciana, Spain, provides advanced treatment for a population of 6,924. It discharges 694.74 m³/day of treated effluent near the Mediterranean coast.
Tavernes Goleta is an advanced wastewater treatment plant serving Tavernes de la Valldigna, Spain. Located near the coast, it treats wastewater from a population of 4,773 with a designed capacity of 9,330 m³/day.
San Miguel de Salinas wastewater treatment plant in Alicante, Spain, serves 5,783 people with advanced treatment. It discharges 362.85 m³/day and has a designed capacity of 8,000 m³/day.
SAN JORGE URB GOLF PANORAMICA is an advanced wastewater treatment plant serving 1,653 people in Sant Jordi, Comunitat Valenciana, Spain. It discharges 127.55 m³/day and is located within 10 km of the Mediterranean coast.
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.
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 OLIVA NOVA SECTOR 1 is an advanced wastewater treatment plant in Oliva, Comunitat Valenciana, Spain, serving 2,830 people with a designed capacity of 3,409 m³/day.
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.
LA LLOSA wastewater treatment plant serves the municipality of la Llosa in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 865 and discharges treated effluent near 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, SAN JORGE URB GOLF PANORAMICA has the highest designed capacity at 12,320 m3/day.