120 plants indexed. Showing 63 matching current filters.
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.
Treborth Bangor STW serves Llanfairpwllgwyngyll, Wales, treating wastewater for approximately 24,190 people. The plant operates under UK regulations and discharges into the Menai Strait, which connects to the Irish Sea.
Rhyl Kinmel Bay Towyn STW serves approximately 54,652 people in Abergele, Wales. The plant operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Caernarfon STW STW serves approximately 12,184 people in Caernarfon, Gwynedd, Wales. The plant is located within 50 km of the coast and discharges into the Menai Strait, which connects to the Irish Sea.
LLANFAGLAN STW is a wastewater treatment plant serving approximately 5,252 people in Llanfaglan, Gwynedd, Wales. It operates under UK regulations and discharges into local watercourses within the coastal region.
LLANGEFNI STW serves Pentre Berw on the Isle of Anglesey, Wales, treating wastewater for approximately 17,208 people. The plant operates under UK and EU regulations for secondary treatment.
MAESTEG STW is a municipal wastewater treatment plant serving Llangynwyd, Wales, UK. It treats wastewater for approximately 20,591 people and discharges into the local water environment.
Haverford West STW serves 17,556 people in Pembrokeshire, Wales. The plant operates under the EU Urban Waste Water Treatment Directive, which requires secondary treatment for agglomerations of this size.
Cardigan STW serves the town of Aberteifi/Cardigan in Pembrokeshire, Wales, treating wastewater for a population of approximately 5,741. The plant is located near the coast and discharges into local watercourses.
Carmarthen STW serves approximately 20,285 people in Carmarthen, Wales. The plant operates under UK wastewater regulations, discharging treated effluent into the local catchment of the River Towy.
Milford Haven STW serves approximately 14,300 people in Milford Haven, Pembrokeshire, Wales. The plant discharges treated wastewater into the Milford Haven Waterway, a ria that flows into the Celtic Sea.
AMMANFORD STW serves approximately 30,470 people in the Swansea area of Wales, United Kingdom. The plant operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this size.
Llangennech Waste Water Treatment STW serves the community of Llangennech in Carmarthenshire, Wales. The plant is part of the UK's wastewater infrastructure, operating under national regulations.
Gowerton STW is a municipal wastewater treatment plant serving approximately 54,733 people in Carmarthenshire, Wales. It operates under the UK's regulatory framework for wastewater treatment.
BRIDGEND STW serves approximately 150,000 people in Ogmore, Wales, as part of the United Kingdom's wastewater infrastructure. The plant operates under UK regulations implementing the EU Urban Waste Water Treatment Directive.
CRYNANT STW STW serves approximately 5,193 people in Crynant, Neath Port Talbot, Wales. The plant operates under UK wastewater regulations and discharges treated effluent into the local river system.
CWMGWRCH STW STW is a wastewater treatment plant serving Cwmgwrach, Wales, UK. It treats wastewater for approximately 5,366 people and operates under UK environmental regulations.
Llandrindod Wells STW Park Lane STW is a municipal wastewater treatment plant in Llandrindod, Wales, serving approximately 6,246 people. It operates under UK regulations and discharges into local watercourses within the River Wye catchment.
MONMOUTH STW STW serves approximately 11,258 people in Monmouth, Wales. The plant discharges treated wastewater into the River Wye, a designated Site of Special Scientific Interest, and operates under UK environmental regulations.
Cardiff STW serves over 840,000 people in Cardiff, Wales, as a major wastewater treatment facility. The plant discharges treated effluent into the Bristol Channel, supporting local water quality and marine ecosystem health.
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, COLWYN BAY _ LLANDUDNO STW has the highest designed capacity at 1 m3/day.