In Progress

News and Updates

Upcoming sewer works

R250 Glenties Road/ Plunkett O’Boyle Terrace

  • Pipe-laying works are due to commence on Monday, 27 January 2020 on the R250 junction with Plunkett O’Boyle Terrace after morning peak traffic.
  • These works are expected to last for one week, with normal working hours from 7.30am to 5.30pm observed.
  • Traffic management will be in place. This will involve controlled traffic lights on the R250 during peak hours (Monday to Saturday).
  • Traffic control will remain in place 24/7 throughout the week, with out of hours emergency contact details available and emergency services have been notified

Crieve Road/ Rockhill Road

  • Road closure will be in place with local access only to enable ongoing sewer-laying works.

Station Roundabout, Letterkenny

  • Night time works will commence at Station Roundabout from Monday, 20 January. These works are anticipated to take up to three weeks to complete.
  • Works will take place during the following times:
Monday - Wednesday 7.00pm - 7.00am
Thursday 8.00pm - 7.00am
Friday - Sunday No works permitted
  • Traffic management will be in place during working hours.
  • Roads will be reinstated and opened to traffic outside of working hours.

New Brook Court

  • A stop-go system will be in place this week to allow construction machinery to access site to enable the de-commissioning of the existing wastewater treatment system.

Irish Water, An Garda Siochána and Donegal County Council are continuing to collaborate to ease traffic movement around the town.


  • Increase the capacity of the wastewater collection network to cater for existing residential and commercial developments.
  • Reduce the incidences of sewer flooding in the area.
  • Improve the water quality of the River Swilly by reducing the frequency and volume of untreated wastewater overflows from the wastewater collection network to the river.
  • Enable the long term social and economic development of Letterkenny Town.


  • Construction of new foul/combined sewer pipelines and the rehabilitation of existing foul/combined sewer pipelines in Letterkenny Town.
  • Construction of two interceptor sewers to direct flows away from the central town area.
  • Removal of seven storm water overflows therefore eliminating point source pollution of the River Swilly.
  • Construction of gravity sewers to facilitate the removal of defective pumping stations including Brookfield Heights and Hazelwood Drive Pumping Stations.
  • Construction of a gravity sewer along Gortlee and Middle Road to divert flows from the existing Ashlawn sewer.
  • De-commissioning of the existing wastewater treatment systems at New Brook Court and at Crievesmith Park.
  • Replacement of existing defective sewers and manholes.
  • Construction of 700 metres of culvert along Circular Road to resolve ongoing storm flooding (in partnership with Donegal County Council Roads Department).

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