Overview
GRESFORD STW serves Pandy, Wales, treating wastewater for approximately 17,669 people. The plant operates under the UK's regulatory framework for wastewater treatment.
GRESFORD STW is a wastewater treatment plant located near Pandy in Wrexham, Wales, United Kingdom. It serves a population of approximately 17,669, placing it in the medium agglomeration category under UK and EU regulatory standards. As a UK facility, it operates under the Urban Waste Water Treatment 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 to sensitive areas. The treated effluent is discharged into the local water environment, ultimately contributing to the Dee River basin and the Dee Estuary, which flows into the Irish Sea. The plant plays a key role in protecting water quality in this region, supporting aquatic life and downstream ecosystems.
Environmental context
GRESFORD STW discharges into the Dee River catchment, which flows through North Wales and into the Dee Estuary, a vital habitat for migratory birds and diverse aquatic species. The estuary supports important fisheries and is part of a broader coastal ecosystem that connects to the Irish Sea. The plant's treatment helps maintain water quality in this sensitive environment.
Frequently asked questions
GRESFORD STW is located near Pandy in Wrexham, Wales, United Kingdom, along the A483 road in Gresford.
GRESFORD STW serves approximately 17,669 people, classifying it as a medium-sized agglomeration under UK wastewater regulations.
The treated wastewater from GRESFORD STW is discharged into the local water environment, likely into a tributary of the River Dee, which flows into the Dee Estuary and then the Irish Sea.
GRESFORD STW operates under the UK's Urban Waste Water Treatment Regulations, which implement the EU Urban Waste Water Treatment Directive (91/271/EEC). These require secondary treatment for agglomerations of this size.
For a plant serving around 17,000 people in the UK, secondary treatment is standard, often involving biological processes like activated sludge or trickling filters. If discharging to a sensitive area, additional nutrient removal may be required.
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