2,117 plants indexed. Showing 290 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.
ALOSNO wastewater treatment plant in Alosno, Andalucía, Spain serves 3,500 people with advanced treatment. It discharges 634.37 m³/day of treated water, operating under EU Urban Waste Water Treatment Directive standards.
ALMOGIA wastewater treatment plant serves Almogía, Andalucía, Spain, with advanced treatment for a population of 3,902. It discharges treated water inland, contributing to the Guadalhorce River basin.
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.
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.
UTIEL LAS CUEVAS is an advanced wastewater treatment plant serving Utiel, Comunitat Valenciana, Spain. It treats wastewater for a population of 844 with a designed capacity of 3,125 m³/day.
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 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.
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.
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.
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.