€27 million


  • End the discharge of poorly treated effluent
  • Improve water quality in the receiving waters
  • Enhance local amenities and a platform for social and economic development
  • All new infrastructure is sized to accommodate future population growth of the villages and the surrounding Cork Mid-West areas
  • Ensure compliance with the Urban Wastewater Treatment Directive and EPA Wastewater Discharge Licencing

What is involved?

  • A new wastewater treatment plant at Innishannon and upgrades to the existing sewer network which will serve a population equivalent of approximately 1,600
  • Decommissioning and demolition of the existing septic tank on the site


  • Works are scheduled to commence in December 2019. 
  • These works include site investigations works commencing in late 2019. 
  • Construction of the new WWTP and associated sewer infrastructure is expected to commence in Q2 2020
  • Irish Water anticipates that these works will be completed by Q3 2021

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