Hook Norton Hook Norton Oxon STW | Secondary Wastewater Treatment in Cherwell, Oxfordshire

Hook Norton Hook Norton Oxon STW is a wastewater treatment plant located in Cherwell, Oxfordshire, England, United Kingdom. It serves a population of approximately 2,620 people, classifying it as a small agglomeration under UK and EU regulatory frameworks. The plant provides secondary treatment, which is the standard level required for inland freshwater discharges under the EU Urban Waste Water Treatment Directive (91/271/EEC), transposed into UK law. With a designed capacity of 2,953 cubic meters per day and an average daily discharge of 583.30 cubic meters, the plant operates well within its capacity, ensuring effective treatment of local wastewater. The treated effluent is discharged into a local watercourse that ultimately drains into the River Thames catchment, contributing to the Thames Basin's water quality. The plant plays a key role in protecting the ecological health of Oxfordshire's rivers and downstream environments, including the Thames Estuary.

The plant discharges into a tributary of the River Cherwell, which flows into the River Thames. The Thames Basin supports diverse aquatic life and is an important ecological corridor in southern England. The plant's secondary treatment helps maintain water quality in this sensitive river system, which is used for recreation and supports habitats for species such as Atlantic salmon and water voles.