Driffield STW Wastewater Treatment Plant, Driffield, East Riding of Yorkshire

Driffield STW is a wastewater treatment facility located in Driffield, East Riding of Yorkshire, England. The plant serves a population of around 14,237, classifying it as a medium-sized agglomeration under UK regulatory frameworks. It is situated near the River Hull, which flows through the Yorkshire Wolds. As a UK wastewater treatment plant, Driffield STW is subject to the Urban Waste Water Treatment (England and Wales) Regulations, which transpose the EU Urban Waste Water Treatment Directive 91/271/EEC. For agglomerations of this size, secondary treatment is typically required, with additional nutrient removal if discharging into sensitive areas. The treated effluent from Driffield STW is discharged into the River Hull, which flows southward through the Humber Estuary and into the North Sea. The River Hull supports diverse aquatic life and is an important watercourse for the region's ecology. The plant plays a key role in protecting water quality in the river and downstream environments.

Driffield STW discharges into the River Hull, which flows through the Yorkshire Wolds and eventually into the Humber Estuary, a major tidal estuary that empties into the North Sea. The River Hull supports a variety of fish species and aquatic habitats, and the Humber Estuary is an ecologically significant area for migratory birds and marine life. The plant's operations help maintain water quality in this sensitive downstream environment.