🇮🇪Drinking water alerts in Ireland

Live alerts, maps and reports on drinking water quality in Ireland. Aggregated regularly from official sources.

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Yesterday

Boil water advisory· Microbiological

Yet another boil water notice for Tipperary

Uisce Éireann has issued a boil water notice for Newport town and surrounding areas in County Tipperary, including Birdhill, Ballina, Gortybrigane, Ballinahinch, and Killoscully. Approximately 8,000 customers are affected due to a deterioration in raw water quality impacting the treatment plant. Residents must boil all water for drinking, food preparation, and teeth brushing until further notice.

Newport, Tipperary, Ireland

11/09/2026, 13:30

This week

Lifted· Microbiological· Chemical contamination

Anger at safety monitoring failures at Dunshaughlin Water Treatment Plant

Safety alarms and automatic shutdowns at the Dunshaughlin water treatment plant were disabled from late January until an EPA audit in May 2026, leading to fears for public health. During this period, chlorine dosing of water supplies also stopped, and there were numerous incidents where levels of iron and discolouration exceeded recommended safety limits. The EPA has directed Uisce Éireann to submit a report on actions to address 12 recommendations, impacting over 8,500 people in the Dunshaughlin area.

Dunshaughlin, Meath, Ireland

09/09/2026, 07:30

Lifted· Boil water advisory· Microbiological

Boil Water Notice for Thousands in Co Tipperary

Uisce Eireann has issued a boil water notice for approximately 4,800 households in Co Tipperary, including Cashel Town, Galtee View, Boytonrath, Mantlehill, Castlelake, Golden Road, Cluain Orga, Caiseal na Ri and surrounding areas. The notice, active since July 25, is due to high levels of turbidity at the Springmount Water Treatment Plant. Residents are advised to boil all water for drinking, food preparation, and hygiene purposes until further notice.

Cashel, Tipperary, Ireland

07/09/2026, 07:35

Older

Lifted· Boil water advisory· Microbiological

Boil Water Notice issued to protect customers in Rathangan’s Pomeroy Park

Uisce Éireann has issued a Boil Water Notice for residents of Rathangan’s Pomeroy Park (numbers 1-72 inclusive) following the detection of increased bacteria levels in the supply. Customers must boil their water for drinking, food preparation, and brushing teeth until further notice. The team is working to restore normal water quality as quickly as possible. All-clear (kfmradio.com, 05.09.2026, 23:41): The boil water notice has been lifted, following consultation with the HSE. The notice was originally issued on Monday 31 August. All-clear (Kfm Radio, 07.09.2026, 19:20): The boil water notice has been lifted for the Rathangan Estate.

Rathangan, Ireland

3 sources01/09/2026, 21:30

Lifted· Boil water advisory· Microbiological

Hundreds of homes hit by latest Boil Water notice

Cavan County Council has issued a Boil Water Notice for users of the Crossdoney Group Water Scheme, following advice from the Health Service Executive (HSE). The notice, issued on Saturday evening, August 29, 2026, advises residents to boil all water intended for drinking or food preparation until further notice as a precautionary measure during ongoing investigations.

Crossdoney, Cavan County, Ireland

31/08/2026, 23:26

Lifted· Boil water advisory· Microbiological

Boil water notice issued for Letterfrack

Uisce Éireann has issued a Boil Water Notice for customers supplied by the Letterfrack Public Water Supply in County Galway. This precautionary measure affects around 138 customers due to mechanical issues at the local water treatment plant. Residents are advised to boil their water before drinking, cooking, preparing food, brushing teeth or making ice.

Letterfrack, County Galway, Ireland

30/08/2026, 13:30

Water Savior: protection against bacteria in tap water

Removes bacteria, germs and cysts. Useful during boil advisories, ready to use.

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Lifted· Chemical contamination· Limit exceeded

Contaminated Connemara Water

Following a fire in Recess, Connemara, Galway, on July 9, 2026, the water supply from Glendollagh Lake, Derryclare Lough, Ballynahinch Lake, and Owenmore River was contaminated with chemicals. Residents were issued a 'do not use water' notice, as boiling the water would not reduce the possible harm.

Connemara, Galway, Ireland

2 sources30/08/2026, 11:55

Lifted· Boil water advisory· Microbiological

Boil water notice delayed for Waterford housing estate as water fee hike row continues

A boil water notice for 74 households in Woodlands Estate, Portlaw, Co Waterford, has been delayed until 21 August 2026. This follows a dispute where the private water management company withdrew its services, raising concerns about the monitoring of the estate's private well water supply and the potential need for a precautionary boil notice.

Portlaw, Co Waterford, Ireland

22/08/2026, 21:19

Lifted· Boil water advisory· Microbiological

Boil water notice issued for customers supplied by Mayo island water scheme

Uisce Éireann has issued a boil water notice for approximately 41 customers supplied by the Inishturk Public Water Supply in Co. Mayo. The notice was issued due to mechanical issues at the island’s water treatment plant, affecting the entire island of Inishturk. Customers are advised to boil water for drinking, food preparation, brushing teeth, and making ice. Update (Connaught Telegraph, 11.09.2026, 13:35): The notice was issued on August 14th. New filter media will be installed next week, followed by a 10 to 14 day sampling program. Lifting the notice requires consultation with the HSE.

Inishturk, Co. Mayo, Ireland

2 sources22/08/2026, 21:18

Lifted· Boil water advisory· Microbiological

Boil water notice issued for 11,000 homes in Tipperary

Uisce Éireann hat eine Abkochverordnung für 11.000 Kunden in Tipperary herausgegeben, die vom öffentlichen Wassersystem Glenary in Clonmel versorgt werden. Auch Teile von Waterford sind betroffen. Die Maßnahme wurde nach Konsultation mit dem HSE ergriffen und rät den Kunden, Wasser vor dem Gebrauch abzukochen.

Clonmel, Tipperary, Waterford, Ireland

30/06/2026, 17:20

Lifted· Boil water advisory

BOIL WATER NOTICE

The reservoir levels at the reservoir for Castlebaldwin Group Water Scheme are projected to run dry today, 24th June 2026. Sligo County Council, in conjunction with the Health Service Executive, has issued a Boil Water Notice for the Castlebaldwin Group Water Scheme to protect public health.

Castlebaldwin, County Sligo, Ireland

30/06/2026, 07:21

Lifted· Boil water advisory

Boil Water Notice in place for 480 premises on Tullohea Public Water Supply

A Boil Water Notice has been issued for 480 premises served by the Tullohea Public Water Supply. Customers affected are advised to boil all water for drinking, food preparation, brushing teeth, and making ice. The notice is currently active.

Tullohea Public Water Supply, Ireland

28/06/2026, 15:20

Lifted· Boil water advisory

Precautionary Boil Water Notice issued for Ballyhilty Public Water Supply

Uisce Éireann has issued a precautionary Boil Water Notice for approximately 8,125 customers on the Ballyhilty Public Water Supply due to an operational issue impacting the water treatment process. Affected areas include Skibbereen town, Baltimore, Ballydehob, Schull, and surrounding areas. Residents are advised to boil water for drinking, food preparation, and brushing teeth until further notice.

Skibbereen, County Cork, Ireland

24/06/2026, 09:17

Lifted· Boil water advisory· Microbiological

Boil Water Notice remains in place for all customers supplied by Cordangan Water Treatment Plant

The Boil Water Notice for approximately 5,000 customers in Tipperary Town remains in effect due to high levels of turbidity caused by structural damage to a borehole. Uisce Éireann is currently undertaking interim operational adjustments and planning exploratory drilling for a new water source. Residents must boil water for drinking, food preparation, and brushing teeth until further notice. Update (Tipp FM, 27.06.2026, 11:22): The boil water notice was issued on February 12th, now active for four months, and affects customers supplied by the Cordangan plant, including farms and businesses.

Tipperary Town, County Tipperary, Ireland

2 sources13/06/2026, 20:09