Overview
UWWTP Sezana is an advanced wastewater treatment plant serving Sezana, Italy, with a population equivalent of 3,357. It discharges treated effluent into the local watershed, with a design capacity of 6,000 m³/day.
UWWTP Sezana is an advanced wastewater treatment facility located in Sezana, Italy, near the border with Slovenia. The plant serves a population equivalent of 3,357 and has a design capacity of 6,000 m³/day, with an average discharge volume of 593.21 m³/day. It is situated within 10 km of the Adriatic coast, making its discharge management critical for coastal water quality. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. This level of treatment is consistent with the requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC) for sensitive areas, ensuring high effluent quality before discharge. The plant's capacity utilization appears moderate, indicating operational efficiency. The treated wastewater from UWWTP Sezana ultimately drains into the Adriatic Sea via local watercourses. The coastal environment supports diverse marine life and is an important area for tourism and fisheries. Advanced treatment helps protect the sensitive coastal ecosystem from nutrient enrichment and other pollution impacts.
Environmental context
UWWTP Sezana discharges into local streams that flow into the Adriatic Sea, a semi-enclosed basin with limited water exchange. The coastal zone supports seagrass meadows and nursery habitats for fish. Advanced treatment reduces nutrient loads, mitigating eutrophication risks in the northern Adriatic, which is known for algal blooms.
Frequently asked questions
UWWTP Sezana is located in Sezana, Italy, near the border with Slovenia, approximately 10 km from the Adriatic coast.
The plant serves a population equivalent of 3,357 people.
The plant discharges treated effluent into local watercourses that flow into the Adriatic Sea.
UWWTP Sezana provides advanced treatment, which includes nutrient removal beyond secondary treatment, in line with EU standards for sensitive areas.
As an advanced treatment plant serving a small agglomeration, it meets the requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC) for sensitive areas, ensuring high effluent quality to protect coastal waters.
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