2,117 plants indexed. Showing 804 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.
TALAYUELA wastewater treatment plant serves approximately 15,000 people in Talayuela, Extremadura, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
PLASENCIA wastewater treatment plant serves Plasencia, Extremadura, Spain, with a population equivalent of 46,800. The facility operates under EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations
MADRONERA wastewater treatment plant serves the town of Madroñera in Extremadura, Spain. It treats municipal wastewater for approximately 8,000 residents.
Logrosan wastewater treatment plant serves the town of Logrosán in Extremadura, Spain. It operates under EU Urban Waste Water Treatment Directive standards for a population equivalent of 6,500.
JARANDILLA DE LA VERA wastewater treatment plant serves Jarandilla de la Vera in Extremadura, Spain. It treats wastewater for approximately 9,400 residents under EU regulatory standards.
JARAIZ DE LA VERA wastewater treatment plant serves Jaraíz de la Vera, Cáceres, Extremadura, Spain, with a population equivalent of 12,000. The facility operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
ACEBO HOYO wastewater treatment plant serves the municipality of Hoyos in Extremadura, Spain. It treats wastewater from a population of approximately 5,700 people.
HERVAS wastewater treatment plant serves the town of Hervás in Extremadura, Spain. It treats wastewater for approximately 7,000 residents under the EU Urban Waste Water Treatment Directive.
GUADALUPE wastewater treatment plant serves the town of Guadalupe in Extremadura, Spain, with a population of approximately 10,500. It operates under the EU Urban Waste Water Treatment Directive.
SAGRA CENTRO COBEJA is a wastewater treatment plant in Cobeja, Castilla-La Mancha, Spain, serving approximately 60,000 people. It operates under the EU Urban Waste Water Treatment Directive.
Monte Boyal Casarrubios del Monte wastewater treatment plant serves Casarrubios del Monte in Castilla-La Mancha, Spain. It treats wastewater for approximately 53,667 people.
Horcajo de Santiago wastewater treatment plant serves the town of Horcajo de Santiago in Castilla-La Mancha, Spain. It treats wastewater from approximately 4,500 residents.
CARMENA ESCALONILLA is a municipal wastewater treatment plant serving Carmena, Toledo, in Castilla-La Mancha, Spain. It treats wastewater for approximately 2,500 residents and discharges into the local watershed.
CORRAL DE ALMAGUER wastewater treatment plant serves the municipality of Corral de Almaguer in Castilla-La Mancha, Spain. It treats wastewater for approximately 6,043 residents.
BOROX wastewater treatment plant serves the municipality of Borox in Castilla-La Mancha, Spain. It treats wastewater from a population of approximately 2,772 under the EU Urban Waste Water Treatment Directive.
JADRAQUE wastewater treatment plant serves the municipality of Jadraque in Castilla-La Mancha, Spain. It treats wastewater from a population of approximately 1,492 people.
VALMOJADO wastewater treatment plant serves Casarrubios del Monte in Castilla-La Mancha, Spain. It treats wastewater for approximately 14,486 people under the EU Urban Waste Water Treatment Directive.
NAMBROCA wastewater treatment plant serves the municipality of Nambroca in Castilla-La Mancha, Spain. It handles wastewater from approximately 8,000 residents.
Casarrubios del Monte wastewater treatment plant serves approximately 5,100 residents in Toledo, Castilla-La Mancha, Spain. The facility operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
CAMARENA ARCICOLLAR CAMARENILLA is a wastewater treatment plant serving Camarenilla, Castilla-La Mancha, Spain. It treats wastewater for approximately 4,939 residents.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.