Overview
Sant Hilari Sacalm wastewater treatment plant serves the town of Sant Hilari Sacalm in Catalunya, Spain. It has a designed capacity of 1.00 and serves a population of approximately 4,909.
The Sant Hilari Sacalm wastewater treatment plant is located in the town of Sant Hilari Sacalm, in the comarca of la Selva, Girona, Catalunya, Spain. It serves a population of about 4,909, classifying it as a small agglomeration under the EU Urban Waste Water Treatment Directive (91/271/EEC). As a small agglomeration in Spain, the plant is expected to provide secondary treatment or equivalent, in line with the directive's requirements for freshwater discharges. The plant discharges treated wastewater into the local watershed, which ultimately drains into the Mediterranean Sea via the Ter River basin. The Ter River is an important watercourse in Catalunya, supporting diverse aquatic life and providing water for irrigation and urban use downstream.
Environmental context
The plant's treated effluent enters the local drainage network, which flows into the Ter River basin. The Ter River runs through the Catalan pre-coastal range and discharges into the Mediterranean Sea near l'Estartit. The river supports a variety of fish species and is a key water source for the region. Downstream areas include the Medes Islands, a protected marine area, though the plant's discharge is far upstream.
Frequently asked questions
The plant is located on Carretera de Sant Hilari in Sant Hilari Sacalm, in the comarca of la Selva, Girona, Catalunya, Spain.
The plant serves approximately 4,909 people, classifying it as a small agglomeration under EU regulations.
The plant discharges treated effluent into the local watershed, which flows into the Ter River basin and ultimately reaches the Mediterranean Sea.
As a Spanish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size discharging to freshwater.
For small agglomerations (under 10,000 population equivalent) in Spain, secondary treatment is standard, often using activated sludge or biological filter systems, as mandated by the EU directive.
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