Esteiro Muros Wastewater Treatment Plant, Muros, Galicia, Spain

Esteiro Muros is a wastewater treatment plant located in the parish of Esteiro, within the municipality of Muros, in the province of A Coruña, Galicia, Spain. The plant serves a population of approximately 3,668 residents and is part of the regional sanitation infrastructure managed by local authorities. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. Its designed capacity is 5,500 m³/day, and it currently discharges an average of 846.78 m³/day of treated wastewater. As an advanced treatment facility, it meets the stringent requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC) for sensitive areas. The treated effluent is discharged into the coastal waters of the Ría de Muros e Noia, a large estuary on the Atlantic coast of Galicia. This estuary supports diverse marine life, including shellfish beds and migratory fish species. The plant's advanced treatment helps protect the ecological quality of this sensitive coastal environment.

The plant discharges into the Ría de Muros e Noia, a coastal estuary that drains into the Atlantic Ocean. This estuary is an ecologically productive area supporting shellfish aquaculture, seabird populations, and marine biodiversity. The advanced treatment provided by the plant helps minimize nutrient loading and protects the water quality of the estuary, which is important for both local fisheries and tourism.