1,887 plants indexed. Showing 772 matching current filters.
The UK's wastewater is treated by 11 regional water companies including Thames Water, Severn Trent, Anglian Water, Welsh Water and Scottish Water, under Ofwat regulation. UtilityRadar indexes 1887 wastewater treatment plants in United Kingdom with a combined designed capacity of 2,480,261 m³/day. The largest plant on file is ROTHERWAS STW FIR TREE LANE HFD STW, treating 76,862 m³/day.
The UK's wastewater is treated by 11 regional water companies including Thames Water, Severn Trent, Anglian Water, Welsh Water and Scottish Water, under Ofwat regulation.
UtilityRadar's directory currently lists 1,887 wastewater treatment plants across United Kingdom. Together these plants represent a combined designed capacity of approximately 2,480,261 m³/day.
By treatment level, the directory contains 598 secondary, 20 advanced, 2 primary-treatment plants. Secondary treatment (typically activated sludge with biological nutrient removal) is the most common standard.
The largest plant indexed for United Kingdom is ROTHERWAS STW FIR TREE LANE HFD STW, with a designed capacity of 76,862 m³/day.
Plant records are aggregated from publicly available regulatory data (US EPA ECHO, EU UWWTD reporting, national water authority publications), augmented by direct operator information and verified via Google Maps coordinates. Each record includes location, treatment level, capacity where known, operator and operational status. To browse plants by treatment level worldwide, see our secondary and advanced filter views, or read our guide to how sewage treatment works.
DURHAM COLLEGES STW University STW is a secondary treatment plant in Durham, England, serving approximately 3,335 people. It discharges treated wastewater into the local water system.
PEGSWOOD STW is a secondary wastewater treatment plant in Pegswood, Northumberland, England, serving approximately 3,225 people. It discharges 718 m³/day and is located within 10 km of the North Sea coast.
DIPTON STW is a secondary wastewater treatment plant in Harelaw, County Durham, England, serving approximately 2,500 people. It discharges treated effluent into local watercourses within the North East region.
Wooler STW is a secondary treatment plant serving approximately 1,841 people in Wooler, Northumberland, England. It discharges 409.87 cubic meters of treated wastewater daily into the local catchment.
West Rainton Leamside STW is a secondary treatment plant in Framwellgate Moor, England, serving 2,500 people. It discharges 556.59 m³/day of treated wastewater into the local water environment.
TRIMDON VILLAGE STW is a secondary treatment plant in Trimdon Village, England, serving about 4,500 people. It discharges treated wastewater into local watercourses, supporting the region's water quality.
Haggerston Castle Caravan Park STW is a secondary treatment plant in Northumberland, England, serving a small population of 52. It discharges treated wastewater near the Northumberland coast.
Fishburn STW is a secondary wastewater treatment plant serving approximately 2,600 people in Fishburn, County Durham, England. It discharges treated effluent into local watercourses within the North East region.
FELTON STW is a secondary treatment plant serving 2,609 people in Felton, Northumberland, England. It discharges treated wastewater near the North Sea coast.
Ferryhill Chilton Lane STW is a secondary treatment plant in County Durham, England, serving 3,450 people. It discharges 768.09 cubic meters of treated wastewater daily.
CARLTON and REDMARSHALL STW is a secondary treatment plant in Redmarshall, England, serving a population of 2,294. It discharges 510.72 m³/day of treated wastewater into the local water system.
Bear Park STW is a secondary treatment plant serving Bearpark and Durham, England. It discharges approximately 450 m³/day of treated wastewater into the local water environment.
SCOTTER STW is a secondary wastewater treatment plant in West Lindsey, Lincolnshire, England, serving approximately 3,400 people. It discharges treated effluent into local watercourses within the Trent catchment.
Prees Higher Heath STW is a secondary treatment plant in Shropshire, England, serving approximately 2,300 people. It discharges 513.62 cubic meters of treated wastewater daily, operating under UK environmental regulations.
LONGHOPE STW is a secondary wastewater treatment plant serving 3,766 people in Forest of Dean, Gloucestershire, England. It discharges 838.44 m³/day and has a designed capacity of 4,000 m³/day.
COLWALL STW is a secondary wastewater treatment plant in Colwall Stone, England, serving approximately 2,254 people. It discharges treated effluent into the local watercourse, supporting the River Severn catchment.
WALKERINGHAM STW is a secondary wastewater treatment plant in West Lindsey, England, serving approximately 4,428 people. It discharges treated effluent into local watercourses under UK environmental regulations.
Upton on Severn STW is a secondary treatment plant serving 2,854 people in Malvern Hills, England. It discharges treated wastewater into the River Severn catchment, supporting local water quality.
Staunton Pitts Mill STW is a secondary treatment plant serving 2,950 people in Forest of Dean, Gloucestershire, England. It discharges treated wastewater into local watercourses within the Severn River basin.
Kirton in Lindsey STW is a secondary wastewater treatment plant in North Lincolnshire, England, serving approximately 3,093 people. It discharges treated effluent into local watercourses, supporting the region's water quality.
UtilityRadar indexes 1887 wastewater treatment plants in United Kingdom, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, TRIMDON VILLAGE STW has the highest designed capacity at 6,431 m3/day.