Overview
AROCHE wastewater treatment plant in Aroche, Andalucía, Spain, serves a population of 4,986 with advanced treatment. It discharges 903.70 cubic meters of treated wastewater daily.
AROCHE is a wastewater treatment plant located in Aroche, a municipality in the Sierra de Huelva region of Andalucía, Spain. The plant serves a population of approximately 4,986 people, reflecting its role in managing municipal wastewater for this small inland community. The plant employs advanced treatment processes, which go beyond the secondary treatment standard required under the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. Advanced treatment typically includes nutrient removal (nitrogen and phosphorus) and disinfection, ensuring high-quality effluent. The plant has a designed capacity of 4,986 population equivalents, and it treats an average daily flow of 903.70 cubic meters. The treated effluent is discharged into local watercourses that drain into the Atlantic Ocean via the Guadiana River basin. The surrounding Sierra de Huelva area is ecologically sensitive, supporting diverse aquatic life and Mediterranean ecosystems. The plant's advanced treatment helps protect downstream water quality and biodiversity in this region.
Environmental context
The plant discharges into local streams that are part of the Guadiana River basin, which flows into the Gulf of Cádiz in the Atlantic Ocean. The Sierra de Huelva region is characterized by Mediterranean forests and rivers that support species such as the Iberian lynx and various migratory birds. Advanced treatment ensures minimal nutrient loading, protecting the ecological integrity of these water bodies.
Frequently asked questions
The AROCHE plant is located in Aroche, a municipality in the Sierra de Huelva region of Andalucía, Spain. Its address is Carretera de Sevilla a Lisboa, Aroche, Huelva.
The plant serves a population of approximately 4,986 people, making it a small agglomeration under the EU Urban Waste Water Treatment Directive.
The plant provides advanced treatment, which includes nutrient removal and disinfection, exceeding the secondary treatment standard required for its size.
Under the EU UWWTD, agglomerations with a population equivalent between 2,000 and 10,000 are required to have secondary treatment. AROCHE's advanced treatment exceeds this standard, likely due to the sensitivity of the receiving waters.
The plant discharges into the Guadiana River basin, which flows into the Atlantic Ocean. Advanced treatment helps protect downstream ecosystems, including Mediterranean forests and aquatic habitats.
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