Utilities development at Carranstown and Caulstown, Platin Duleek

Proposed development

the proposed amendments include: 1) Removal of the gas turbine buildings housing the approved OCGT units (Turbines, generators and auxiliary equipment). The OCGT units will remain in place; 2) Addition of FinFan cooler unit and associated plant; 3) Revised Water Treatment Plant (‘WTP’) design and layout, incorporating: Replacement of de-ionising building with modular demineralised water plant; Addition of air compressor container, waste water and oily water collection sumps, and chemical dosing skid; Revised position for chemical storage area and bund; Replacement of firefighting water tank with firefighting foam tank. 4) Addition of raw water and demineralised water pumps within water storage area; 5) Reduction in height and area of Service Building, from 6m high to 3m high and from 520 sq. m. to 256 sq. m.; 6) Revised positioning of Hydrotreated Vegetable Oil (‘HVO’) storage tanks within approved fuel storage area; 7) Addition of gas Above Ground Installation (‘AGI’) and connection to gas main running to the north of the site to facilitate the use of gas as a fuel option for the approved OCGT units. Electrical output will increase from 170MW to 190MW when fuelled on gas; 8) Addition of gas filtration, heating and pressure reduction skids; 9) Change in height of 110kV transformers, from 5m to 6.8m; 10) Addition of 4 no. auxiliary transformers; 11) Modularisation of switchgear building, resulting in revised area (Increase from 160.43 sq. m. to 225.20 sq. m.); 12) Addition of emergency generator; 13) All associated ancillary development, site works and services. The application relates to a development which comprises or is for the purposes of an activity requiring an Industrial Emissions Directive (IED) licence. The application relates to the provision of an establishment to which the Chemicals Act (Control of Major Accident Hazards Involving Dangerous Substances) Regulations 2015 (S.I. 209 of 2015) apply. A Natura Impact Statement accompanies the application, which takes account of the proposed amendments and also additional minor development on the site (MV substation building and associated underground cabling) that has been applied for under a separate application

Planning status

Permission was granted on 4 Nov 2025. The four-week appeal period has passed with no appeal recorded, so the permission is final. Works can start once a commencement notice is lodged; the register gives its end as 16 Dec 2030.

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