Overview
ANNA wastewater treatment plant serves the town of Anna in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 3,447 and has a designed capacity of 5,000 m³/day.
The ANNA wastewater treatment plant is located in the town of Anna, within the La Canal de Navarrés comarca of Valencia province, Comunitat Valenciana, Spain. The facility serves a population of approximately 3,447 residents and operates with a designed capacity of 5,000 cubic meters per day, with an average discharge volume of 630.52 m³/day. As a secondary treatment plant, ANNA meets the standard requirements under the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. The directive mandates secondary treatment for populations between 2,000 and 10,000 in inland areas, which aligns with the plant's current treatment level and capacity. The treated effluent is discharged into local watercourses that drain into the Júcar River basin, ultimately reaching the Mediterranean Sea. The plant plays a key role in protecting the region's water quality, supporting downstream ecosystems and agricultural water reuse in the Valencian Community.
Environmental context
The ANNA plant discharges into the Júcar River basin, which flows eastward into the Mediterranean Sea near Cullera. The Júcar basin supports diverse aquatic life and irrigates extensive citrus and rice fields. The plant's secondary treatment helps reduce organic pollution and nutrient loads, safeguarding the ecological health of the river and coastal waters.
Frequently asked questions
The ANNA plant is located in the town of Anna, in the La Canal de Navarrés comarca of Valencia province, Comunitat Valenciana, Spain.
The plant has a designed capacity of 5,000 cubic meters per day and currently treats an average discharge volume of 630.52 m³/day.
The treated effluent is discharged into local watercourses that drain into the Júcar River basin, which flows to the Mediterranean Sea.
As a Spanish plant serving fewer than 10,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for inland agglomerations of this size.
For agglomerations between 2,000 and 10,000 population equivalent, the EU directive mandates secondary treatment, which is the standard provided by the ANNA plant.
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