27 plants indexed. Showing 2 matching current filters.
The Calahorra wastewater treatment plant serves approximately 85,873 people in La Rioja, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
LOGRONO wastewater treatment plant serves Logroño, La Rioja, Spain, treating wastewater for over 220,000 residents. The plant operates under EU Urban Waste Water Treatment Directive standards.