2 plants indexed.
Ossela wastewater treatment plant serves the town of Ossela in Oliveira de Azeméis, Portugal, with a designed capacity of 1.00 and a population equivalent of 17,000.
Salgueiro wastewater treatment plant serves Oliveira de Azeméis, Portugal, treating wastewater for approximately 70,000 people under EU Urban Waste Water Treatment Directive standards.