2,117 plants indexed. Showing 675 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.
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.
Pedralba wastewater treatment plant serves the municipality of Pedralba in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,571 and has a designed capacity of 3,500 m³/day.
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.
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.
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.
NOVETLE is a secondary wastewater treatment plant serving Vallés, Comunitat Valenciana, Spain. It treats wastewater for a population of 1,309 and has a designed capacity of 2,000 m³/day.
VILANOVA D ALCOLEA is a secondary wastewater treatment plant in Vilanova d'Alcolea, Comunitat Valenciana, Spain, serving 1,512 people with a design capacity of 2,000 m³/day.
VILAFAMES wastewater treatment plant serves Vilafamés, Comunitat Valenciana, Spain. It provides secondary treatment for a population of 2,712 and has a designed capacity of 2,706 m³/day.
MONTESA wastewater treatment plant serves the municipality of Montesa in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,125 and has a designed capacity of 3,000 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.
LUCENA DEL CID is an advanced wastewater treatment plant serving Llucena / Lucena del Cid in Comunitat Valenciana, Spain. It treats wastewater for a population of 4,044 with a designed capacity of 4,185 m³/day.
LORIGUILLA MASIA DEL CONDE is an advanced wastewater treatment plant in Loriguilla, Comunitat Valenciana, Spain, serving a population of 1,906. It discharges 342.90 cubic meters of treated water daily.
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.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, LLOSA DE RANES has the highest designed capacity at 10,537 m3/day.