€7.5 million


  • Modernise and improve the performance of the wastewater treatment process at the plant 
  • Reduce sewer overflows into the River Dee which will improve water quality
  • Address the structural defects of the sewers, reducing the likelihood of sewer collapses and blockages
  • Reduce potential sewer flooding and odour issues
  • Ensure compliance with Urban Wastewater Treatment Regulations 2001
  • Increase the treatment capacity of the plant
  • Provide for growth and development in Ardee and surrounding areas

What is involved?

  • Upgraded the inlet works, storm water pumping and storm water holding tank
  • Upgraded the sludge thickening and sludge holding system to minimise the volumes of liquid being removed from site
  • Completed upgrade works to the grit removal system and clarifiers
  • Installed a new energy efficient fine bubble diffusion aeration system
  • Undertaken CCTV sewer surveys and replaced 479 m of the existing sewer, where defects were identified
  • Constructed 433m of new sewer pipelines and constructed a new wastewater pumping station at Irish Street

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