Letterkenny Sewerage Scheme
This project represents a further step in the continued delivery of improvements to the wastewater infrastructure of County Donegal
Irish Water, in partnership with Donegal County Council, commenced works on the third phase of the Letterkenny Sewerage Scheme on 3 September 2018. The works are expected to take approximately 18 months to complete.
The first phase of this project, which was was carried out from 2004 to 2006, included improvement works to trunk sections of the existing wastewater collection network. The second phase was undertaken between 2010 and 2012 and included the construction of a new wastewater treatment plant and a new sludge hub centre.
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).