Overview
Walsall North STW serves approximately 22,500 people in Walsall, West Midlands, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into local watercourses.
Walsall North STW is a wastewater treatment plant located in High Heath, Shelfield, Walsall, West Midlands, England. It serves a population of around 22,500, classifying it as a medium-sized agglomeration under UK and EU classifications. The plant is part of the region's municipal wastewater infrastructure, managed by the local water authority. As a plant serving over 10,000 people, Walsall North STW is required to meet secondary treatment standards under the Urban Waste Water Treatment Directive (UWWTD), which is transposed into UK law. The treatment process typically involves biological treatment to reduce organic matter and suspended solids before discharge. The regulatory framework ensures compliance with environmental standards. The treated effluent from Walsall North STW is discharged into local watercourses that drain into the River Tame, a tributary of the River Trent. The River Trent flows into the Humber Estuary and ultimately the North Sea. The plant plays a key role in protecting the water quality of these downstream environments, supporting aquatic life and reducing nutrient pollution.
Environmental context
The plant's discharge enters local streams that feed into the River Tame, which flows through the West Midlands conurbation. The River Tame joins the River Trent near Alrewas, and the Trent then flows into the Humber Estuary, a major ecological site supporting diverse bird and fish populations. The plant's treatment helps mitigate eutrophication risks in the downstream river system and estuary, which are sensitive to nutrient inputs from urban and agricultural runoff.
Frequently asked questions
Walsall North STW is located in High Heath, Shelfield, Walsall, West Midlands, England, with the postcode WS9 9BG.
The plant serves approximately 22,472 people, classifying it as a medium-sized agglomeration under UK wastewater regulations.
The treated effluent is discharged into local watercourses that drain into the River Tame, a tributary of the River Trent, which flows to the Humber Estuary and the North Sea.
As a UK plant serving over 10,000 people, it operates under the Urban Waste Water Treatment Directive (UWWTD), which mandates secondary treatment and compliance with discharge standards to protect receiving waters.
Plants of this scale typically employ secondary biological treatment, such as activated sludge or trickling filters, to reduce organic matter and suspended solids before discharge.
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