Data centres
6 shownDemolition of existing single storey vacant house, garage and outhouse (total gross floor area (GFA) c.291.2sq.m) and removal of existing temporary construction car park; Construction of a single 1-4 storey Central Administration Building and 2 2-storey (with mezzanine) data centres (DUB14 & DUB15) all to be located west of data centres DUB9, DUB10, DUB12 & DUB13 within the MS campus; The Central Administration Building (c.6.03m to c.19.85m high) will comprise central office administration, with staff cafeteria, staff gym and reception (GFA c.3,520sq.m), with provision of PV panels on the roof; each data centre (c.15.6m high to parapet height and c.18.65m to top of roof plant) will include data halls, admin blocks (comprising offices, canteen, loading dock, storage and ancillary areas) and a variety of mechanical and electrical plant areas/structures including Modular Electrical Rooms (MERs), battery rooms and transformer areas. GFA of DUB14 is c.28,072sq.m and GFA of DUB15 is c.28,173sq.m (c.56,246sq.m in total); DUB14 will also include 21 diesel generators and associated sub-stations (E-houses) and 11 mechanical flues (each c.30.75m high); Provision of a gas generator compound (to serve DUB15) containing 20 generators, 5 E-houses and 5 flues (c.25m max height); Provision of a Gas Networks Ireland gas skid including 3 kiosk buildings; Expansion of existing electrical sub-station compound (originally granted under SD07A/0632) to provide 3 additional transformer bays. 3 E-houses and 1 control room, 2 auxiliary transformers; 2 sprinkler tank and pump house areas, 1 additional rainwater harvesting plant; Provision of 168 permanent car parking spaces and 40 cycle parking spaces; Provision of additional western access to the MS campus (to serves the Central Administration Building) from the Business Park estate road (including bridge over the Griffeen River) with existing temporary access to be extinguished; Physical integration with the remainder of the existing MS campus (including internal access roads and landscaping) with associated modifications to the western boundary of the DUB09/DUB10/DUB12/DUB13 data centre development as permitted under SD16A/0088; Provision of a new temporary construction car park (with 802 car spaces, shuttle bus stop and shelter) on site north of the main entrance to the business park; Total gross floor area of the development will be c.59,766sq.m; All associated site development works, drainage and services provision, landscaping, boundary treatments (including security fencing) and associated works; An Environmental Impact Assessment Report (EIAR) has been submitted with this application; The application relates to a development which comprises an activity requiring an integrated pollution prevention and control (IE) licence.
Grant Extension of Duration of PermissionGrange Castle Business Park, Nangor Road, Clondalkin, Dublin 22 · 27 May 2026
Amendments and modifications to the permitted data centre development granted under Reg. Ref. SD18A/0134 - ABP Ref. ABP-302813-18 and the temporary substation permission granted under SD19A/0300 to include: Demolition of the two storey dwelling of Weston House; single storey dwelling and outbuildings/ stables of Weston Lodge; and the single storey dwelling and converted garage of Kent Cottage. Retention of sprinkler tank and pump house to the south-west of Building A Data Centre to replace 4 sprinkler tanks; Retention of 40kW(p) PV panels on the roof of Building A Data Centre; Retention of revised size of northern attenuation pond and loss of permitted landscaping to its south; Retention of ramped access to rear of temporary substation permitted under SD19A/0300; Retention of revised flue arrangement for Building A Data Centre from 2 associated flues per generator to 1 associated flue per generator (16 in total) and grouped into 8 towers of two flues each (each 20m high); Retention of revised position of security fence to north, west and south of Building A Data Centre; and retention and modifications of landscape berm along Baldonnel Road and to east of Weston House. Development will consist of new works to include: Modifications of permitted vehicular entrance to the data centre to include a new single storey guard house (37sq.m) and two internal entrance gates; Modification to car parking so that the permitted entrance to the parking area from the east is closed off; Modifications of flue arrangement for Building B Data Centre from 2 associated flues per generator to 1 associated flue per generator (16 in total) and grouped into 8 towers of two flues each (each 20m high); Modifications to permitted landscape scheme to north and south of Building A Data Centre; Removal of roadside entrance to Erganagh House (demolished), Kent Cottage, and the former scaffolding yard; and removal of roadside entrance to Weston House and its replacement with a new agricultural gate and fence to be erected to facilitate access for maintenance and security purposes only all on a site of 9.7Ha located within lands in the Grange Castle South Business Park and the residential properties of Weston House, Kent Cottage and Weston Lodge as well as the former scaffolding yard on land within the townlands of Aungierstown and Ballybane; Ballybane; and Milltown and bounding Baldonnel Road to the west and south and Grange Castle South access road to the north, Baldonnel, Dublin 22.
Grant Extension of Duration of PermissionTownlands within Grange Castle South Business Park, Baldonnel, Dublin 22 · 2 Apr 2026
The erection of 3. no platforms at the DB03 and DB04 data centres for the purpose of monitoring flue emissions.
Declared ExemptUnit 74, DB03 & DB04, Grange Castle Business Park, Nangor Road, Dublin 22, D22 A259 · 9 Jul 2025
Implementation and use of 13 no. temporary replacement generators at the Dub15 Data Centre building within the Microsoft Campus to operate the data hall until the recently permitted Gas Network Ireland (GNI) Skid (SDCC Reg Ref. SD24A/0019) is constructed and operational.
Declared Not ExemptMicrosoft DUB Campus, Grange Castle Business Park, Dublin 22 · 30 Oct 2024
The development will consist of the development of a Regional Network Gateway (RNG) facility (supporting infrastructure for the MS data centres) comprising the following: Demolition of existing, temporary, single storey showroom. Construction of a single storey main building (RNG Building - c.1,297.7 sq.m) with air handling units (AHUs). External plant/equipment yards including 3 no. diesel generators; sprinkler tank and pump house; electrical plant rooms, PV panels. Replacement of existing estate road access with new main access and secondary/emergency access. MV substation (with separate estate road access). Stormwater attenuation pond. Bike parking shelter and bin store. 12 no. car parking spaces (4 of which are EV parking spaces and with 1 accessible parking space). Internal road and footpath layout, perimeter fencing and security gates. Landscaped and planted areas including riparian zones. All associated site development works, site lighting, boundary treatments, services/utilities provision (including underground works), and all other ancillary works. Total gross floor area of the development c.1,536.9 sq.m
Grant PermissionProfile Park, New Nangor Road (R134), Clondalkin, Dublin 22 · 1 Jul 2024
We, Vantage Data Centers DUB11 Ltd. are applying for permission for development at this site on lands to the south of the New Nangor Road (R134), Dublin 22; and on land within the townland of Ballybane within Profile Park, Clondalkin, Dublin 22. The development will consist of an amendment and modification of the permitted Gas Networks Ireland (GNI compound that was granted as part of, and under SDCC Planning Ref. SD21A/0241 that will include: - Replacement of the permitted vehicular access to the GNI compound from within the data centre campus to being directly off Legacy Drive that will include a modified internal access road; - New internal layout of the GNI compound that will include the replacement of the permitted boiler kiosk (42sqm), skid kiosk (89sqm) and analyser kiosk (3sqm); with a single storey boiler house kiosk (19.7sqm); single storey regulators / meters kiosk (36.8sqm); single storey electrical kiosk (14.6sqm); as well as all associated infrastructure and ancillary works; and - 3 no. floodlighting columns (each 8.537m in height) within the GNI compound that will be surrounded by a 3m high fence and vehicle gates.
Grant PermissionLands south of the New Nangor Road (R134), Profile Park, Dublin 22 · 24 Jun 2024

