120 plants indexed. Showing 62 matching current filters.
PORTHMADOG STW serves the Welsh town of Porthmadog, treating wastewater for approximately 4,819 people. The plant is located near the coast in Gwynedd, Wales, within 50 km of the sea.
GRESFORD STW serves Pandy, Wales, treating wastewater for approximately 17,669 people. The plant operates under the UK's regulatory framework for wastewater treatment.
Connah's Quay STW serves Shotton, Wales, treating wastewater for approximately 18,104 people. The plant operates under UK regulations and discharges into the Dee Estuary.
MOLD STW serves the town of Mold in Flintshire, Wales, treating wastewater for approximately 20,656 people. The plant operates under UK regulations aligned with the EU Urban Waste Water Treatment Directive.
GREENFIELD STW serves approximately 15,140 people in Greenfield, Wales. The plant discharges treated wastewater into the local water environment under UK regulatory frameworks.
DENBIGH STW STW serves St Asaph, Wales, treating wastewater for approximately 8,870 people. The plant operates under UK regulations and discharges into the local water environment.
Ruthin STW STW serves approximately 5,566 people in Ruthin, Denbighshire, Wales. The plant discharges treated wastewater into the local water environment under UK regulations.
Holyhead WWTW STW serves 17,680 people in Llaingoch, Wales. The plant discharges treated wastewater into the Irish Sea via local watercourses, operating under UK environmental regulations.
Bethesda STW STW serves the community of Bethesda in Gwynedd, Wales. The plant treats wastewater for approximately 5,054 people and discharges into the local water environment.
Port Talbot and Neath STW serves over 123,000 people in Wales, United Kingdom. The plant discharges into local water bodies within 50 km of the coast, supporting regional wastewater management.
LLANELLI STW serves approximately 52,847 people in Carmarthenshire, Wales, as part of the UK's wastewater infrastructure. The plant discharges into the local water environment under regulatory oversight.
Tenby and Saundersfoot STW serves 18,262 people in Cymru/Wales, United Kingdom. The plant discharges treated wastewater into the local coastal environment, supporting water quality in the region.
PEMBROKE STW serves Pembroke Dock, Wales, treating wastewater for approximately 17,713 people. The plant is located near the coast and operates under UK regulations aligned with the EU Urban Waste Water Treatment Directive.
SWANSEA STW serves approximately 169,648 people in Swansea, Wales. The plant discharges treated wastewater into the Bristol Channel, supporting local water quality standards under UK regulations.
Aberystwyth STW serves the Welsh coastal town of Aberystwyth, treating wastewater for approximately 17,858 people. The plant is located within 50 km of the coast and discharges into the local catchment.
YSTRADGYNLAIS WWTW OFF WIND ROAD STW serves Ystalyfera, Wales, treating wastewater for approximately 11,515 people. The plant operates under UK regulations and discharges into the local river system.
Pontyberem WWTW serves around 10,091 people in Pontyberem, Carmarthenshire, Wales. The plant is located within 50 km of the coast and discharges into local watercourses.
LLANNANT WWTW is a wastewater treatment plant serving Gorseinon, Swansea, Wales, UK. It serves a population of 12,450 and operates under the EU Urban Waste Water Treatment Directive.
Trebanos STW serves approximately 16,600 people in Trebanos, Wales. The plant discharges treated wastewater into the local water environment, operating under UK water quality regulations.
Colwyn Bay & Llandudno STW is a wastewater treatment plant serving approximately 80,000 people in Penrhyn-Side, Wales. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this size.
UtilityRadar indexes 120 wastewater treatment plants in Cymru / Wales, with treatment level, capacity, operator and discharge data on each record.
Among the plants on this page, the most-referenced operator is Dŵr Cymru / Welsh Water. UtilityRadar's records show 20 plants linked to this operator.
Among the indexed plants, PORTHMADOG STW has the highest designed capacity at 1 m3/day.