Permission for a 10 year planning permission for the proposed development of a wind farm on a site area of 27.4 hectares…

Application details

Planning reference

2660172

Council

Roscommon County Council

Proposal description

Permission for a 10 year planning permission for the proposed development of a wind farm on a site area of 27.4 hectares in the townlands of Townlands of Carrowkeel, Longfield, Kilmass, Grange, Rahara, Co. Roscommon. The proposed development for which permission is sought will comprise: • Four (4) wind turbines with an overall blade tip height of 184.55 metres (m) to 185m, a rotor diameter of 149.1m to 163m, a hub height of 103.5m to 110m, and associated foundations, hard-standing and assembly areas; • A permanent 38kV on-site electrical substation within a compound area of 1,034m² to consist of: a control building containing welfare facilities, all associated electrical plant and equipment, perimeter security fencing, entrance gates, underground cabling, a wastewater holding tank, a rainwater harvesting tank, parking, lighting and lightning protection mast 18m in height; and all associated infrastructure and services including CCTV and signage; • A permanent Battery Energy Storage System (BESS) within an area of 1,014m² adjacent to the substation, to consist of 32 Battery units, 4 PCS (Power Conversion System) inverters, 2 PCS MV (Medium Voltage) transformers connected to the HV (High Voltage) substation transformer, and perimeter security fencing; • Upgrade of an existing agricultural entrance from the R362 Regional Road for use as a permanent site entrance by all vehicular traffic during construction and operation; • Upgrade of approximately 700m of existing internal agricultural access tracks, to include passing bays for internal site traffic and all associated drainage; • Approximately 2,400m of new internal permanent access tracks, to include passing bays for internal site traffic and all associated drainage; • Re-use of approximately 17,595m³, of excavated peat for landscaping within the site to a maximum height of 0.5m and subsequent re-vegetation; • A temporary site compound within an area of 4,000m², containing temporary site offices, waste storage areas, parking areas and perimeter security fencing; • A meteorological mast with a height of 36m and associated foundation; • Temporary and permanent drainage and sediment control systems; • Felling of approximately 5.5ha of forestry to facilitate construction and operation of the proposed wind farm; • Biodiversity enhancement measures to include replanting of 2.42ha of trees and 1,240m of hedgerows on-site; • All associated underground electrical and communications cabling

Location / address

Carrowkeel Longfield , Kilmass Grange & Rahara , Co. Roscommon

Application type

PERMISSION

Received / registered

17 Apr 2026

Planning timeline

Key dated milestones from the planning record.

1. Application received

   17 Apr 2026

2. Further information requested

   23 Jul 2026