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.
Fernan Caballero wastewater treatment plant serves 4,000 people in Castilla-La Mancha, Spain, with advanced treatment. It discharges 287 cubic meters of treated water daily, supporting local water quality.
CAZALEGAS wastewater treatment plant serves the town of Cazalegas in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,667 and discharges 931.00 cubic meters of treated wastewater daily.
The Torre de Esteban Hambran wastewater treatment plant in La Torre de Esteban Hambrán, Castilla-La Mancha, Spain, serves a population of 3,839 with advanced treatment. It discharges 437 cubic meters of treated wastewater daily.
Cuerva wastewater treatment plant serves the town of Cuerva in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 1,650 and discharges 279 m³/day.
Castellar de Santiago wastewater treatment plant serves the town of Castellar de Santiago in Castilla-La Mancha, Spain. It provides secondary treatment for a population of approximately 4,466.
ALMOROX wastewater treatment plant in Almorox, Castilla-La Mancha, Spain, serves 3,552 people with advanced treatment. It discharges 750 m³/day into local waterways.
ALBALATE DE ZORITA is a secondary wastewater treatment plant serving 1,052 people in Albalate de Zorita, Castilla-La Mancha, Spain. It discharges 293 m³/day of treated water, supporting local water quality in the Tagus River basin.
Santa Cruz del Retamar wastewater treatment plant serves the town of Santa Cruz del Retamar in Castilla-La Mancha, Spain. It provides advanced treatment for a population of 2,905.
Portillo de Toledo wastewater treatment plant serves the town in Castilla-La Mancha, Spain, with advanced treatment and a discharge volume of 524.00 units.
GERINDOTE wastewater treatment plant serves Albarreal de Tajo and Gerindote in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,213 and discharges 486 m³/day.
Tembleque wastewater treatment plant serves the town of Tembleque in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 4,150 and discharges 280 cubic meters of treated wastewater daily.
Santa Cruz de la Zarza wastewater treatment plant in Castilla-La Mancha, Spain, serves approximately 11,638 people with advanced treatment. It discharges 817 m³/day of treated effluent, supporting local water quality.
San Pablo de los Montes wastewater treatment plant serves the town in Castilla-La Mancha, Spain, with advanced treatment for a population of 4,867. It discharges 544 cubic meters of treated wastewater daily.
PULGAR is a secondary wastewater treatment plant in Pulgar, Castilla-La Mancha, Spain, serving approximately 2,000 people. It discharges 612 m³/day of treated effluent.
ORGAZ wastewater treatment plant in Orgaz, Castilla-La Mancha, Spain, serves approximately 6,660 people with secondary treatment. It discharges 674.00 cubic meters of treated wastewater daily.
NAVALCAN PARRILLAS is an advanced wastewater treatment plant in Navalcán, Castilla-La Mancha, Spain. It serves a population of 8,325 and discharges 971.00 cubic meters of treated wastewater.
Miguel Esteban wastewater treatment plant serves the town of Miguel Esteban in Castilla-La Mancha, Spain, treating municipal wastewater for a population of 5,839. The plant provides secondary treatment and discharges 728.40 cubic meters of treated ef
MAZARAMBROZ wastewater treatment plant serves the town of Mazarambroz in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 1,973, discharging 290 m³/day.
LILLO wastewater treatment plant serves Lillo, Castilla-La Mancha, Spain, with advanced treatment for a population of 3,600. It discharges 859.00 cubic meters of treated wastewater annually.
SAN CLEMENTE wastewater treatment plant serves San Clemente, Castilla-La Mancha, Spain. It provides secondary treatment for a population of 9,000, discharging 952.00 cubic meters of treated wastewater.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.