2,117 plants indexed. Showing 583 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.
MOIXENT wastewater treatment plant serves Moixent / Mogente in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 11,034 and has a designed capacity of 11,650 m³/day.
MILLARES wastewater treatment plant serves the municipality of Millares in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,215 and has a designed capacity of 2,000 m³/day.
MARINES wastewater treatment plant in Olocau, Comunitat Valenciana, Spain, serves a population of 2,206 with secondary treatment. It discharges 395.70 m³/day of treated water, with a designed capacity of 3,344 m³/day.
MACASTRE wastewater treatment plant serves Macastre, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,906 and has a designed capacity of 2,000 m³/day.
Losa del Obispo wastewater treatment plant serves the municipality of Losa del Obispo in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,011 with a designed capacity of 2,500 m³/day.
LLUTXENT wastewater treatment plant serves Llutxent, Comunitat Valenciana, Spain, providing secondary treatment for a population of 5,752. The plant discharges 274.48 cubic meters of treated wastewater daily.
LLOSA DE RANES wastewater treatment plant serves la Llosa de Ranes in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 11,377 and has a designed capacity of 10,537 m³/day.
Llocnou d'en Fenollet wastewater treatment plant serves 3,325 people in Comunitat Valenciana, Spain, with secondary treatment. It discharges 117.84 m³/day and has a designed capacity of 2,000 m³/day.
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.
LA FOIA DE QUARTELL is a secondary wastewater treatment plant in Quartell, Comunitat Valenciana, Spain. It serves a population of 3,391 and discharges 187.19 m³/day of treated effluent near the Mediterranean coast.
JERICA wastewater treatment plant serves the municipality of Jérica in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,731 and has a designed capacity of 8,341 m³/day.
JARAFUEL wastewater treatment plant serves the municipality of Jarafuel in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,054 and has a designed capacity of 2,500 m³/day.
GODELLETA wastewater treatment plant serves Godelleta in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,931 and has a designed capacity of 3,000 m³/day.
Gestalgar wastewater treatment plant serves the municipality of Gestalgar in Comunitat Valenciana, Spain, with secondary treatment. It has a designed capacity of 2,000 m³/day and serves a population of 975.
GENOVES wastewater treatment plant serves el Genovés in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 4,365 and discharges 418.76 cubic meters of treated wastewater daily.
GATOVA wastewater treatment plant serves the municipality of Gátova in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 594 with a designed capacity of 2000 cubic meters per day.
ALCANTERA CARCER is a secondary wastewater treatment plant in Càrcer, Comunitat Valenciana, Spain, serving approximately 18,177 people. It has a designed capacity of 6,900 m³/day and discharges 629.62 m³/day.
EDAR Parque La Reina is a secondary wastewater treatment plant in Arona, Canary Islands, Spain. It serves a population of 3,283 and has a designed capacity of 12,000 m³/day, discharging 595.04 m³/day.
Valle Gran Rey wastewater treatment plant serves 5,100 people in Valle Gran Rey, Canarias, Spain. It provides secondary treatment and discharges 789.04 cubic meters of treated wastewater daily.
EDAR de Buenavista del Norte is a secondary wastewater treatment plant serving 2,574 people in Buenavista del Norte, Canary Islands, Spain. It discharges 466.53 m³/day and is located within 10 km of the coast.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, LA FOIA DE QUARTELL has the highest designed capacity at 18,333 m3/day.