1,887 plants indexed. Showing 376 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.
FELTWELL STW is a secondary treatment plant in King's Lynn and West Norfolk, England, serving 2,064 people. It discharges 459.52 m³/day of treated wastewater into local watercourses.
LYDBROOK SEWAGE TREATMENT WORKS STW is a secondary treatment plant in Forest of Dean, England, serving 2,617 people. It discharges 582.64 m³/day of treated effluent into local watercourses.
MORETON ON LUGG STW VIA LUGG VIEW STW is a secondary treatment plant serving Marden, Herefordshire, England. It treats wastewater for a population of 3,741 with a designed capacity of 4,612 m³/day.
ROTHERWAS STW FIR TREE LANE HFD STW is a secondary treatment plant serving 1,167 people in Hereford, England. It discharges treated wastewater into the local water environment.
THEYDON BOIS STW is a secondary treatment plant serving 3,920 people in Epping Forest, England. It discharges 872.73 m³/day of treated wastewater into local watercourses.
Hatfield Heath STW is a secondary treatment plant in Uttlesford, England, serving 2,850 people. It discharges 634.51 m³/day of treated wastewater, operating under UK regulations.
BENTLEY STW is a secondary treatment plant serving 2,530 people in East Hampshire, England. It discharges treated wastewater into local waterways, supporting the region's environmental health.
CHIDEOCK STW is a secondary wastewater treatment plant in Seatown, Dorset, England, serving approximately 2,182 people. It discharges 485.79 cubic meters of treated effluent daily.
COLEFORD STW is a secondary treatment plant in Coleford, Somerset, England, serving a population of 1,989. It discharges 442.82 cubic meters of treated wastewater daily, with a designed capacity of 3,087 cubic meters.
Great Wishford STW is a secondary treatment plant serving approximately 2,053 people in Wilton, Wiltshire, England. It discharges treated wastewater into the local catchment, contributing to the protection of the River Wylye and the wider Hampshire A
CANNINGTON STW is a secondary treatment plant in Cannington, Somerset, England, serving 2,692 people. It discharges 599.33 m³/day of treated wastewater and is located within 10 km of the coast.
COLERNE STW is a secondary wastewater treatment plant in Colerne, Wiltshire, England, serving approximately 2,586 people. It discharges treated effluent into local watercourses, supporting the region's water quality.
WRINGTON STW is a secondary wastewater treatment plant serving 2,461 people in Wrington, North Somerset, England. It discharges treated effluent near the coast, operating under UK environmental regulations.
WIVELISCOMBE HILLSMOOR STW is a secondary treatment plant in Wiveliscombe, Somerset, England, serving about 3,191 people. It discharges 710.43 m³/day of treated wastewater into local watercourses.
WINSCOMBE STW is a secondary wastewater treatment plant in North Somerset, England, serving approximately 3,718 people. It discharges 827.76 m³/day of treated effluent and is located within 10 km of the coast.
TISBURY STW is a secondary treatment plant in Tisbury, Wiltshire, England, serving approximately 4,310 people. It discharges 959.56 m³/day of treated wastewater and has a designed capacity of 6,250 m³/day.
THORNFORD STW is a secondary treatment plant serving Beer Hackett, Dorset, England. It discharges 927.50 m³/day of treated wastewater, operating under UK regulations.
SHILLINGSTONE STW is a secondary wastewater treatment plant in Shillingstone, Dorset, England, serving approximately 2,663 people. It discharges treated effluent into local watercourses within the Stour catchment.
REDWICK STW is a secondary wastewater treatment plant serving approximately 3,920 people in Bristol, England. It discharges 872.73 cubic meters of treated effluent daily, operating near the Severn Estuary.
Pucklechurch STW is a secondary treatment plant in South Gloucestershire, England, serving approximately 2,629 people. It discharges treated wastewater into local watercourses, supporting the region's environmental health.
UtilityRadar indexes 1887 wastewater treatment plants in United Kingdom, with treatment level, capacity, operator and discharge data on each record.
Among the plants on this page, the most-referenced operator is Severn Trent Water. UtilityRadar's records show 1 plant linked to this operator.
Among the indexed plants, ROTHERWAS STW FIR TREE LANE HFD STW has the highest designed capacity at 76,862 m3/day.