What was involved?

  • Installation of a new containerised plant at the site to include an ultraviolet (UV) disinfection system, protecting against cryptosporidium and other bacteria.
  • Installation of a filtration plant, storage tanks and pumps.
  • Upgrades to the chlorine contact control system and the telemetry system.
  • Upgraded various sections of the water mains network.
  • Extended the intake point on Lough Gorman to a more suitable location at the source in the middle of the lake.
  • Project was delivered by EPS Group, T&L Gallagher Ltd and Coffey Group Ltd on behalf of Irish Water.


  • Provided a safe, clean drinking water supply for the population supplied by the Ballymagroarty Water Supply Scheme.
  • Enabled the removal of a boil water notice for the area in October 2019.
  • Improved drinking water quality.
  • Improved disinfection systems and standards for the water supply scheme.
  • Ensured compliance with the drinking water regulations.

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