Impianto C da Costa Fiume Imprimo Wastewater Treatment Plant, Sortino, Sicily

Impianto C da Costa Fiume Imprimo is a wastewater treatment plant located in Sortino, in the province of Siracusa, Sicily, Italy. The plant serves a population of approximately 9,294 residents, placing it in the small to medium agglomeration category under Italian and EU regulations. As a plant serving fewer than 10,000 people, it falls under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires appropriate treatment (secondary or equivalent) for discharges into freshwater or estuarine environments. The plant discharges into the local watershed, which ultimately drains into the Ionian Sea. The region's water bodies support diverse aquatic life and are important for local agriculture and tourism. Proper treatment helps protect downstream ecosystems and coastal water quality.

The plant discharges into the local watershed that flows toward the Ionian Sea, a key marine ecosystem in the Mediterranean. The area supports diverse aquatic life and is important for local fisheries and tourism. Protecting water quality in this region helps maintain ecological balance and supports the health of downstream coastal environments.