COLORNO Wastewater Treatment Plant, Copermio, Colorno, Emilia-Romagna

The COLORNO wastewater treatment plant is located in Copermio, a locality within the municipality of Colorno, in the province of Parma, Emilia-Romagna, Italy. The plant serves a population of about 6,103 people, placing it in the small agglomeration category under European Union classification. As a plant in Italy, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size. The directive aims to protect the environment from the adverse effects of wastewater discharges. The plant discharges treated effluent into the Parma River, a tributary of the Po River, which flows into the Adriatic Sea. This watercourse supports diverse aquatic life and is part of the Po basin, one of Italy's most important hydrological systems.

The treated effluent from COLORNO plant enters the Parma River, which flows into the Po River, the longest river in Italy. The Po River discharges into the Adriatic Sea, creating a delta ecosystem that supports diverse aquatic species and migratory birds. The Po basin is a densely populated and agriculturally intensive region, making proper wastewater treatment critical for maintaining water quality and ecological balance.