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.
JERTE wastewater treatment plant serves the town of Jerte in Extremadura, Spain. It provides advanced treatment for a population of 2,200 with a designed capacity of 5,913 m³/day.
Guijo de Galisteo wastewater treatment plant in Extremadura, Spain, serves 3,000 people with secondary treatment. It discharges 543.74 m³/day and has a designed capacity of 3,000 m³/day.
GATA wastewater treatment plant serves the town of Gata in Extremadura, Spain, providing secondary treatment for a population of 3,100. The plant has a designed capacity of 4,000 m³/day and discharges 561.87 m³/day of treated effluent.
GARROVILLAS wastewater treatment plant serves Garrovillas de Alconétar, Extremadura, Spain, with secondary treatment for a population of 4,100. It discharges 743.11 m³/day of treated effluent.
Garganta la Olla wastewater treatment plant serves 2,600 people in Extremadura, Spain, with secondary treatment. It discharges 471.24 m³/day and has a designed capacity of 2,795 m³/day.
Galisteo wastewater treatment plant serves 3,500 people in Extremadura, Spain, with secondary treatment. It discharges 634.37 m³/day and has a designed capacity of 3,350 m³/day.
ALAGON is a secondary wastewater treatment plant in Alagón del Río, Extremadura, Spain, serving approximately 2,500 people with a designed capacity of 2,500 m³/day.
ELJAS is a secondary wastewater treatment plant serving Eljas, Extremadura, Spain. It treats wastewater for approximately 3,200 people with a designed capacity of 3,990 m³/day.
CUACOS DE YUSTE is a secondary treatment plant serving 2,800 people in Cuacos de Yuste, Extremadura, Spain. It discharges 507.49 m³/day of treated wastewater into the local watershed.
Ruidera wastewater treatment plant in Castilla-La Mancha, Spain, serves 8,628 people with advanced treatment. It discharges 193.00 cubic meters of treated wastewater, supporting local water quality in the Guadiana basin.
BOGARRA wastewater treatment plant serves the town of Bogarra in Castilla-La Mancha, Spain. It provides advanced treatment for a population of 1,215, discharging 340 cubic meters of treated water daily.
Mestanza wastewater treatment plant serves the town of Mestanza in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,460 and discharges 259 m³/day of treated effluent.
San Román de los Montes wastewater treatment plant serves the municipality in Castilla-La Mancha, Spain, providing secondary treatment for a population of 2,370.
MEJORADA SEGURILLA wastewater treatment plant serves Mejorada, Castilla-La Mancha, Spain. It provides secondary treatment for a population of 6,970, discharging 847.00 volume units.
Carrascosa del Campo wastewater treatment plant serves the municipality of Campos del Paraíso in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,613.
Montalbo wastewater treatment plant serves the town of Montalbo in Castilla-La Mancha, Spain. It provides secondary treatment for a population of approximately 5,000.
POZUELO wastewater treatment plant serves the town of Pozuelo in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 749, discharging 72.15 cubic meters of treated water.
SAN PEDRO wastewater treatment plant serves Pozuelo, Albacete, in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,484, discharging 186.30 volume units.
Balazote wastewater treatment plant serves the town of Balazote in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 4,615, discharging 368 cubic meters of treated water daily.
CozAR is an advanced wastewater treatment plant serving Cózar, Castilla-La Mancha, Spain. It treats wastewater for a population of 1,630 and discharges 197.00 volume units.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, JERTE has the highest designed capacity at 5,913 m3/day.