10 year planning permission for the proposed development of a wind farm on a site area…
Carrowkeel Longfield , Kilmass Grange & Rahara , Co. Roscommon
Proposed development
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
What happens next
The application has been lodged and validated. The council has eight weeks to decide, unless it asks for further information. The council's decision is due by 23 Jul 2026.
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About this page: the facts above come from the statutory public planning register kept by Roscommon County Council and are refreshed weekly (last updated 15 Jun 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.
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