166 plants indexed. Showing 53 matching current filters.
Ireland's urban wastewater treatment is regulated by Uisce Éireann (Irish Water) and the EPA, with major plants serving Dublin, Cork, Limerick and Galway. UtilityRadar indexes 166 wastewater treatment plants in Ireland with a combined designed capacity of 113 m³/day. The largest plant on file is Leixlip Waste Water Treatment Plant, treating 1 m³/day.
Ireland's urban wastewater treatment is regulated by Uisce Éireann (Irish Water) and the EPA, with major plants serving Dublin, Cork, Limerick and Galway.
UtilityRadar's directory currently lists 166 wastewater treatment plants across Ireland. Together these plants represent a combined designed capacity of approximately 113 m³/day.
The largest plant indexed for Ireland is Leixlip Waste Water Treatment Plant, with a designed capacity of 1 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.
Ballisadare Waste Water Treatment Plant serves the village of Ballysadare in County Sligo, Ireland. It treats wastewater from a population of approximately 2,332 people.
Enniskerry Waste Water Treatment Plant serves the village of Enniskerry in County Wicklow, Ireland. It treats wastewater from a population of approximately 4,510 and discharges into the local water environment.
Kilcoole Waste Water Treatment Plant serves 2,801 people in County Wicklow, Ireland. Located near the coast in Leinster, it discharges treated effluent into local waters under EU regulatory oversight.
Ennistymon Waste Water Treatment Plant serves 2,050 people in County Clare, Ireland. The facility discharges treated effluent into the local environment, supporting water quality in the region.
Lahinch Waste Water Treatment Plant serves the coastal town of Lahinch in County Clare, Ireland, treating wastewater for approximately 3,900 residents. The plant discharges into the local environment, supporting the region's water quality.
Newmarket on Fergus Waste Water Treatment Plant serves 3,467 people in County Clare, Ireland. The facility operates under EU Urban Waste Water Treatment Directive standards for small agglomerations.
Sixmilebridge Waste Water Treatment Plant serves County Clare, Ireland, treating wastewater from a population of approximately 2,929. The plant operates under Irish and EU regulations for small agglomerations.
Midleton Waste Water Treatment Plant serves County Cork, Ireland, treating wastewater for approximately 14,244 people. The plant is located near Rostellan and discharges into the local water environment.
Westport Waste Water Treatment Plant serves County Mayo, Ireland, treating wastewater for approximately 14,600 people. The plant discharges into the local environment within 50 km of the coast, supporting water quality in the region.
Dundalk Waste Water Treatment Plant serves County Louth, Ireland, treating wastewater for approximately 43,642 people. Located near the coast, it plays a key role in protecting local water quality.
Clonakilty Wastewater Treatment Plant serves 15,700 people in County Cork, Ireland. The plant discharges into the local catchment within the Munster region, supporting water quality in the coastal environment.
Mutton Island Wastewater Treatment Plant serves Cathair na Gaillimhe (Galway City), Ireland, treating wastewater for over 213,000 people. The plant discharges into Galway Bay, part of the Atlantic Ocean.
Ennis North Waste Water Treatment Plant serves 26,647 people in County Clare, Ireland. The plant discharges into the local water environment, supporting the Shannon Estuary and downstream ecosystems.
Courtown_Riverchapel Waste Water Treatment Plant serves County Wexford, Ireland, treating wastewater for over 21,000 people. The plant is located near the coast and operates under EU regulations.
Tradaree Waste Water Treatment Plant serves approximately 26,740 people in County Clare, Ireland. The facility operates under Ireland's implementation of the EU Urban Waste Water Treatment Directive.
Carrigtwohill Waste Water Treatment Plant serves County Cork, Ireland, treating wastewater for approximately 7,380 people. The facility operates under Ireland's implementation of the EU Urban Waste Water Treatment Directive.
Tralee Wastewater Treatment Plant serves County Kerry, Ireland, treating wastewater for approximately 35,000 people. The plant discharges into the local environment, supporting water quality in the region.
Shanganagh Waste Water Treatment Plant serves Killiney, County Dublin, Ireland, treating wastewater for approximately 95,000 people. The facility operates under Ireland's implementation of the EU Urban Waste Water Treatment Directive.
New Ross wastewater treatment plant serves County Kilkenny, Ireland, treating wastewater for approximately 8,866 people. The plant operates under the EU Urban Waste Water Treatment Directive.
Cork City Waste Water Treatment Plant serves over 312,000 people in County Cork, Ireland. It is located near the coast and discharges into the local water system.
UtilityRadar indexes 166 wastewater treatment plants in Ireland, with treatment level, capacity, operator and discharge data on each record.
Among the plants on this page, the most-referenced operator is Uisce Éireann (Irish Water). UtilityRadar's records show 20 plants linked to this operator.
Among the indexed plants, Ballisadare Waste Water Treatment Plant has the highest designed capacity at 1 m3/day.