Chapelizod Water Main Replacement

National Leakage Reduction Programme

Irish Water replacing ageing water mains in Chapelizod, Dublin 20 to reduce leakage and ensure a safer and more secure water supply to customers.

Irish Water, working in partnership with Dublin City Council, will soon begin works to replace ageing cast iron and uPVC water mains in Chapelizod, Dublin 20. The works are planned to commence on 11 June 2018. These water mains renewal works are being carried out as part of Irish Water’s national Leakage Reduction Programme.

Leakage Reduction


​A Reliable Water Supply

  • Replacement of water mains and service connections will reduce the instances of bursts and water outages and will ensure a reliable supply of water to customers and local businesses in the area

Improved Water Quality

  • Replacing existing old cast iron and lead from the public water network with new modern pipes will reduce the risk of contamination

Reduced Leaks

  • Replacement of water mains and service connections will eliminate existing leaks and reduce the amount of clean drinking water lost into the ground

Improved Operation and Maintenance

  • These works will deliver cost savings by providing improved water network operation that will require less maintenance in the future


  • The water mains replacement works will involve the decommissioning and replacement of approximately 1.45 kilometres of old and damaged cast iron and uPVC water mains
  • The existing pipes will be replaced with new modern high density polyethylene (plastic) pipes
  • Where there is lead on the public side of the service connection this will be removed
  • The construction works will commence on the 11th June 2018 and are expected to take approximately 6 weeks to complete