1,887 plants indexed. Showing 946 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.
Horsmonden Tonbridge Kent STW serves Tunbridge Wells, England, treating wastewater for approximately 7,086 people. The plant operates under UK regulations aligned with the EU Urban Waste Water Treatment Directive.
Newnham Valley STW serves Canterbury, Kent, England. The plant treats wastewater for a population of 7,296 and is located within 50 km of the coast.
CHARTHAM STW serves 6,564 people in Canterbury, England, treating wastewater under the EU Urban Waste Water Treatment Directive. The plant discharges into the Great Stour river, part of the Stour catchment flowing to the English Channel.
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.
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.
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.
HERNE BAY STW in Canterbury, England serves approximately 41,204 people. It operates under the UK's wastewater regulations, discharging treated effluent into local watercourses.
Tunbridge Wells South STW serves approximately 30,000 people in Wealden, East Sussex, England. The plant discharges treated wastewater into local watercourses within the Medway catchment.
TONBRIDGE STW serves approximately 47,712 people in Tonbridge and Malling, Kent, England. The plant operates under the UK's wastewater regulatory framework, treating sewage before discharge into local watercourses.
Winchester N Kingsworthy Harestock STW serves approximately 15,667 people in Winchester, England. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive.
ROMSEY STW serves approximately 20,000 people in Test Valley, England. The plant operates under UK regulations implementing the EU Urban Waste Water Treatment Directive.
ANDOVER STW is a wastewater treatment plant serving Test Valley, England, United Kingdom. It treats wastewater for approximately 63,351 people and has a designed capacity of 1.00.
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 Southern Water. UtilityRadar's records show 1 plant linked to this operator.
Among the indexed plants, HORSMONDEN TONBRIDGE KENT STW has the highest designed capacity at 1 m3/day.