Impianto Grammichele C.da Giandritto Zaccano - Wastewater Treatment Plant in Grammichele, Sicily

Impianto Grammichele C.da Giandritto Zaccano is a wastewater treatment plant located in Grammichele, a town in the province of Catania, Sicily, Italy. The plant serves a population of approximately 10,000 residents, classifying it as a small to medium agglomeration under Italian and EU regulations. As an Italian plant, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size discharging into inland waters. Italian plants are typically regulated by regional environmental agencies and must comply with national standards for effluent quality. The plant's treated effluent is discharged into local watercourses that drain into the Ionian Sea via the Margi River basin. This coastal region supports diverse aquatic life and is important for local agriculture and tourism. Proper treatment helps protect downstream ecosystems and bathing waters along the Sicilian coast.

The plant discharges into the Margi River basin, which flows into the Ionian Sea near the Gulf of Catania. This coastal area supports Mediterranean marine habitats, including seagrass meadows and fish nurseries. The region is also used for agriculture and tourism, making water quality protection essential for both ecological and economic reasons.