3 plants indexed. Showing 2 matching current filters.
Gramido wastewater treatment plant serves Gondomar, Portugal, with a population equivalent of 58,800. Located near the Douro River, it operates under EU Urban Waste Water Treatment Directive standards.
Rio Tinto wastewater treatment plant serves Gondomar, Portugal, with a population equivalent of 77,800. It operates under the EU Urban Waste Water Treatment Directive, ensuring compliance with secondary treatment standards.