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.
LANNER ST DAY STW serves approximately 5,066 people in Frogpool, Cornwall, England. The plant is located near the coast and operates under UK wastewater regulations.
Kingsbridge STW serves the South Hams area of Devon, England, treating wastewater for approximately 7,282 people. The plant discharges into the Kingsbridge Estuary, a tidal inlet on the English Channel coast.
Ivybridge STW serves the town of Ivybridge in South Hams, Devon, England, treating wastewater for approximately 12,586 residents. The plant operates under the UK's water quality regulations.
HONITON STW serves approximately 13,791 people in East Devon, England. The plant discharges treated wastewater into the local water environment, contributing to the region's water quality management.
HELSTON STW serves Helston, Cornwall, England, treating wastewater for approximately 15,352 people. The plant operates under the UK's regulatory framework for wastewater treatment.
HEATHFIELD STW serves Teignbridge, England, treating wastewater for approximately 10,438 people. The plant operates under UK environmental regulations and discharges into local watercourses within the Devon catchment.
Great Torrington STW serves the Torridge area in Devon, England, with a designed capacity of 1.00 and a population equivalent of 6,512. The plant discharges into local watercourses under UK environmental regulations.
FOWEY STW is a wastewater treatment plant serving 4,641 people in Fowey, Cornwall, England. It is located near the coast and discharges into the local catchment.
FLUXTON STW serves East Devon, England, treating wastewater for approximately 4,686 people. The plant is located inland near the River Otter and operates under UK environmental regulations.
Cullompton STW serves approximately 10,177 people in Mid Devon, England. The plant operates under the UK's water quality regulations, discharging treated effluent into local watercourses.
Crediton STW is a municipal wastewater treatment plant serving approximately 14,200 people in Mid Devon, England. It operates under the UK's regulatory framework for wastewater treatment.
CALLINGTON STW in Newbridge, Cornwall, England serves approximately 9,500 people. The plant operates under the UK's wastewater regulatory framework, discharging into local watercourses within the Tamar catchment.
Buckfastleigh STW serves the Teignbridge area in Devon, England, treating wastewater for approximately 7,976 people. The plant operates under UK regulations, with a designed capacity of 1.00 volume units.
Bodmin Scarletts Well STW serves the Egloshayle area in Cornwall, England, treating wastewater for approximately 9,300 people. The plant discharges into the local water environment under UK regulations.
Bodmin Nanstallon STW serves approximately 11,000 people in Egloshayle, Cornwall, England. The plant discharges treated wastewater into the local river system, contributing to the protection of the River Camel catchment.
AXMINSTER STW serves approximately 7,964 people in East Devon, England, treating wastewater under the UK's regulatory framework. The plant discharges into local waterways, contributing to the region's water quality management.
COXHEATH STW is a wastewater treatment plant serving approximately 7,636 people in Maidstone, Kent, England. It operates under the UK's regulatory framework for wastewater treatment.
IVY DOWN LANE EAST OAKLEY is a wastewater treatment plant serving approximately 4,640 people in Basingstoke and Deane, Hampshire, England. It operates under UK regulations implementing the EU Urban Waste Water Treatment Directive.
ALRESFORD STW serves the Winchester area in Hampshire, England, treating wastewater for approximately 5,633 people. The plant operates under the UK's regulatory framework for wastewater treatment.
WHITCHURCH STW serves the town of Whitchurch in Hampshire, England, treating wastewater for a population of approximately 4,806. The plant operates under UK environmental regulations and discharges treated effluent into local watercourses.
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, LANNER ST DAY STW has the highest designed capacity at 1 m3/day.