1,887 plants indexed. Showing 1,266 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.
CRANBROOK STW serves Cranbrook and Sissinghurst near Tunbridge Wells, Kent, England. The plant treats wastewater for approximately 6,691 people and has a designed capacity of 1.00 cubic meters.
DITTON STW serves approximately 10,078 people in Tonbridge and Malling, Kent, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into local watercourses.
GODSTONE STW is a wastewater treatment plant in Godstone, Surrey, England, serving approximately 5,348 people. It operates under the UK's water quality regulations.
Swalecliffe STW serves Canterbury, Kent, England, treating wastewater for approximately 37,000 people. The plant discharges into local watercourses within the Thames River basin.
Tunbridge Wells North STW serves approximately 28,000 people in Kent, England. The plant operates under UK wastewater regulations, discharging treated effluent into local watercourses.
Bidborough STW serves Tunbridge Wells, England, treating wastewater for approximately 8,200 people. The plant operates under UK regulations, discharging into local watercourses within the Medway catchment.
SELLINGE STW is a wastewater treatment plant serving approximately 5,055 people in Ashford, Kent, England. It operates under the UK's regulatory framework for wastewater treatment.
EDENBRIDGE STW is a municipal wastewater treatment plant serving approximately 10,500 people in Edenbridge, Kent, England. It operates under the UK's water quality regulations and discharges into the local river system.
TENTERDEN STW serves the town of Tenterden in Kent, England, treating wastewater for approximately 8,866 residents. The plant discharges into local watercourses within the Rother catchment.
Lingfield STW is a wastewater treatment plant serving Tandridge, Surrey, England. It treats wastewater from approximately 11,616 people under the UK regulatory framework.
OXTED STW serves approximately 13,895 people in Oxted, Surrey, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into local watercourses.
Canterbury STW serves approximately 62,000 people in Canterbury, Kent, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into the local water environment.
SITTINGBOURNE STW serves Swale, Kent, England, treating wastewater for approximately 66,675 people. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive.
Whitewall Creek STW in Upper Upnor, England serves approximately 33,576 people. The plant operates under UK regulations and discharges treated wastewater into the local water environment.
Maidstone and Aylesford STW serves approximately 120,000 people in Tonbridge and Malling, Kent, England. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive.
Redgate Mill STW serves Wealden, England, treating wastewater for approximately 21,344 people. The plant operates under UK regulations aligned with the EU Urban Waste Water Treatment Directive.
DOVER_FOLKSTONE STW serves approximately 108,500 people in Dover, England. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive, ensuring treated effluent meets environmental standards.
Hythe STW serves approximately 19,681 people in England, United Kingdom. The plant is located within 50 km of the coast and discharges treated wastewater into the local watershed.
ASHFORD STW serves Ashford, Kent, England, treating wastewater for over 104,000 people. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive.
Chatham and Gillingham STW serves over 248,000 people in Gillingham, England. The plant discharges treated wastewater into the Medway estuary, contributing to the Thames Basin's water quality management.
UtilityRadar indexes 1887 wastewater treatment plants in United Kingdom, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, CRANBROOK STW has the highest designed capacity at 1 m3/day.