Overview
ARCHI is an advanced wastewater treatment plant in Prossedi, Lazio, Italy, serving 2,000 people. It has a designed capacity of 2,000 m³/day and discharges 395.93 m³/day of treated effluent.
ARCHI is an advanced wastewater treatment plant located in Prossedi, in the Lazio region of Italy. The facility serves a population of approximately 2,000 residents and is part of the municipal wastewater infrastructure for the area. The plant operates with advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. It has a designed capacity of 2,000 m³/day and currently discharges 395.93 m³/day of treated wastewater. As an Italian plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires advanced treatment for sensitive areas and agglomerations of this scale. The treated effluent is discharged into local water bodies that ultimately drain into the Tyrrhenian Sea. The plant's advanced treatment helps protect downstream ecosystems and supports water quality in the region's rivers and coastal waters.
Environmental context
The plant discharges into local streams that flow toward the Tyrrhenian Sea, a semi-enclosed basin with limited water exchange. The Lazio region features karstic aquifers and sensitive coastal lagoons, making nutrient removal critical to prevent eutrophication. Advanced treatment at this plant helps reduce nitrogen and phosphorus loads, supporting the ecological health of downstream marine habitats.
Frequently asked questions
The ARCHI plant is located on Strada Provinciale Accesso a Pisterzo in Prossedi, in the province of Latina, Lazio region, Italy.
The plant serves approximately 2,000 residents in the Prossedi area.
The plant provides advanced treatment, which includes nutrient removal beyond secondary treatment, to protect sensitive receiving waters.
As an Italian plant, ARCHI operates under the EU Urban Waste Water Treatment Directive (91/271/EEC). For agglomerations of 2,000 population equivalent, the directive requires appropriate treatment; advanced treatment is mandated for discharges into sensitive areas.
The plant has a designed capacity of 2,000 m³ per day, matching the population served, and currently treats about 396 m³ per day.
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