GREAT EASTON STW - Secondary Wastewater Treatment Plant in Uttlesford, England

GREAT EASTON STW is a wastewater treatment plant located in Uttlesford, Essex, England, serving a population of approximately 3,366. The facility provides secondary treatment, a standard level for small communities in the United Kingdom, ensuring compliance with environmental standards. The plant has a designed capacity of 3,757 m³/day and currently discharges 749.39 m³/day of treated effluent. As a UK wastewater facility, it operates under the Water Industry Act 1991 and is regulated by the Environment Agency, which sets discharge permits to protect water quality. The treated effluent is discharged into local watercourses within the Essex catchment, ultimately draining into the North Sea. The plant plays a key role in safeguarding the region's rivers and groundwater from pollution, supporting aquatic life and downstream ecosystems.

The plant discharges into local streams that flow into the River Chelmer or River Stour catchments, both part of the Essex river basin, which drains into the North Sea. The area supports diverse aquatic habitats and is important for migratory fish species. The treatment plant helps maintain water quality in this agriculturally intensive region.