Domestic Wastewater Treatment Systems Grants

The Department of Housing, Local Government & Heritage has expanded the grant schemes available to homeowners in certain geographic areas towards the cost of remediation, repair, upgrading or replacing of their failing Domestic Wastewater Treatment Systems (DWWTS) and septic tanks.

Please click here and enter your Eircode to see if your property may be eligible for the HSOCA grant scheme. This story map will assist potential applicants to identify if their house is located in a High Status Objective Catchment Area as referenced in the River Basin Management Plan 2018-2021.

Please refer to the information documents below for further details of the different DWWTS Grant schemes available.

Please direct all queries to the DLR Water Pollution Section, ph. (01) 2047020 or e-mail

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