Overview
IDL_CASTELNUOVO is a secondary treatment plant serving Castelnuovo, Toscana, Italy. It treats wastewater for a population of 1,070 with a designed capacity of 1,000 m³/day.
IDL_CASTELNUOVO is a municipal wastewater treatment plant located in Castelnuovo, a frazione of Subbiano in the province of Arezzo, Toscana, Italy. The plant serves a population of approximately 1,070 people, placing it in the small agglomeration category under Italian and EU regulations. The plant provides secondary treatment, which is the minimum standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for freshwater discharges from agglomerations of this size. The designed capacity is 1,000 m³/day, and the reported discharge volume is 211.82 m³/day, indicating operational headroom. The treated effluent is discharged into the local watershed, which ultimately drains into the Arno River basin. The Arno River flows through Tuscany to the Tyrrhenian Sea, supporting diverse aquatic life and agricultural water use downstream.
Environmental context
The plant discharges into the Arno River basin, a major watercourse in Tuscany that flows through Florence and Pisa before reaching the Tyrrhenian Sea. The Arno supports diverse aquatic ecosystems and is used for irrigation and recreation. Downstream environments include coastal wetlands and marine habitats that depend on good water quality from upstream treatment.
Frequently asked questions
IDL_CASTELNUOVO is located in Castelnuovo, a frazione of Subbiano in the province of Arezzo, Toscana, Italy.
The plant serves a population of approximately 1,070 people, classifying it as a small agglomeration under EU regulations.
IDL_CASTELNUOVO provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive for freshwater discharges from agglomerations of this size.
As an Italian plant serving fewer than 2,000 people, IDL_CASTELNUOVO falls under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for discharges to freshwater. Italy implements this through national legislation enforced by regional authorities.
The plant has a designed capacity of 1,000 m³/day, with a reported discharge volume of 211.82 m³/day, indicating it operates well below its capacity.
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