Shamley Green STW - Wastewater Treatment Plant in Waverley, Surrey, England

Shamley Green STW is a wastewater treatment plant located in the village of Shamley Green, near Waverley in Surrey, England. The plant serves a population of approximately 5,250 people, classifying it as a small agglomeration under UK and EU wastewater directives. As a small-scale facility, Shamley Green STW is expected to meet secondary treatment standards under the Urban Waste Water Treatment Directive (UWWTD), which applies to all agglomerations above 2,000 population equivalent. The plant's designed capacity is 1.00 (likely in megalitres per day or similar units), indicating it is sized for the local community's needs. The treated effluent from Shamley Green STW is discharged into a local watercourse that ultimately drains into the River Wey, a tributary of the River Thames. The Thames flows through London and into the North Sea. The plant plays a key role in protecting the River Wey and downstream ecosystems from nutrient pollution and pathogens.

Shamley Green STW discharges into a small stream that feeds the River Wey, a chalk stream in Surrey. The River Wey is a tributary of the River Thames, which flows through London and into the North Sea. The local watershed supports diverse aquatic life, including fish species such as brown trout and grayling. The plant's treatment helps maintain water quality in this ecologically sensitive river system.