Planning applications in Rochfortbridge

amendments to the Energy Storage System (ESS) facility (consented under Westmeath County Council Planning Ref: 21/532) The amendments are as follows: (i) the removal of the Battery Energy Storage System (BESS) compound and contents within, including the IPP building and all ancillary items, as previously consented, (ii) reconfiguration of the synchronous condenser compound (area remains at 9,309sqm), (iii) increase the size of the horizontal synchronous generator building and reposition within the compound, (iv) increase of control modules from 5 No. to 8 No., (v) reposition and alteration of associated bunded transformers and electrical plant, (vi) reposition external cooling fans, (vii) provision of a new external containerised diesel generator, and (viii) all ancillary development, including; lightening mast protection, perimeter fencing with access gates, landscaping, lighting, car parking, internal access roads, underground electrical cable routes, and all civil engineering works for the disposal of surface water

Kiltotan and Collinstown and Oldtown , Rochfortbridge , County Westmeath · 29 Mar 2026

the development of a Data Centre Facility and Decentralised Energy Resource within an overall development boundary area of 243 hectares comprising: • 1 No. Security control building (floor area 23.5m2). • 6 No. new data buildings including administration blocks (each 228m x 62m x 18m high), 6 No. MV switch room buildings, within a secure campus having an area of 39 hectares, 1 No. fire water tank (Volume: 2000m3), pump house and proprietary modular water treatment plant. • 6 No. fuel cell towers (each 89m x 29m x 20m high), 2 No. chilled water tanks (Volume: 1000m3 each), pump house, ancillary water tank (Volume: 2000m3), carbon dioxide process building (30.7m x 15.7m x 11.3m high) and 16 No. carbon dioxide storage tanks (100 tonnes each). • Ancillary equipment compound including a storage building (30.7m x 10.7m x 9.7m high), 2 No. diesel generators, fire water tank (Volume: 2000m3) and pump house and proprietary modular water treatment plant. • Above ground gas installation (AGI) compound including a boiler/instrument kiosk, regulator/metal skid kiosk and connection to the existing gas network within the site. • 33kV IPP building (60.9m x 18.4m x 16.8m high), 1 No. telecoms tower 36m high and compound. • Fuel cell IPP building (40m x 9.8m x 7.1m high) and compound. • Solar farm IPP building (30m x 9.8m x 7.1m high) and compound. • Battery compound including 138 No. battery enclosures & 138 No. medium voltage power stations (MVPS), IPP building (40m x 9.8m x 7.1m high) and fire water tank (Volume: 500m3). • Proprietary modular water treatment plant serving the solar farm IPP building and battery compound IPP building. • Solar farm (168 hectares) to the east of the data campus facility including solar arrays measuring (10.2m x 6.9m), (20.4m x 6.9m) & (30.6 x 6.9m), 45 No. medium voltage power stations (MVPS), 5 No. weather stations, river crossings, internal gravel access roads, security fencing and gates, 3 No. temporary construction compounds, cable crossings in the R446, L11272 & L51251 public roads, and cable crossing under the M6 using horizontal directional drilling. • Connection to public sewer under the R446 public road. • New emergency only access/egress from the R446 public road. • Access/egress to the data centre campus facility through the existing Castlelost Flexgen and GIS substation access to the R446. • Demolition of the existing derelict dwelling and agricultural sheds. • All associated site works including

Gneevebane Oldtown Farthingstown Castlelost and Kiltotan and Collinstown , Rochfortbridge , County Westmeath · 8 Jul 2025