The development will consist of amendments to the permitted but not yet constructed Synchronous Compensator grid…

Application details

Planning reference

2560170

Council

Sligo County Council

Proposal description

The development will consist of amendments to the permitted but not yet constructed Synchronous Compensator grid stabilisation facility granted under Planning Ref: PL22/352 (Parent Permission). The proposed amendments comprise: a) exclusion of the consented 220kv high voltage gas insulated switchgear (GIS) building and associated compound; and b) a reconfigured and extended high inertia synchronous compensator (HISC) compound containing the consented 1 no. HISC unit enclosed within a steel clad framed style structure (12.1m max height) and all previously consented supporting plant and equipment, additional HV electrical plant and equipment, and all associated and ancillary site works necessary to facilitate the development including: all necessary drainage systems, foundations works, various underground cables and ducts, equipment plinths, internal services roads, rainwater harvesting systems, welfare and office units, material storage containers, compound lighting and palisade gates and fencing, security lighting, CCTV, hardstanding areas and boundary security fence. The remaining elements of the development permitted under Parent Permission Planning Ref: PL22/352 remain unchanged - DEV CONTRIBUTIONS PAID BUT NO COMMEMENCEMENT NOTICE SUBMITTED ON THE BCMS 11/12/2025

Location / address

Ballysumaghan , Sooey , Co. Sligo

Application type

PERMISSION

Received / registered

2 May 2025

Council decision

CONDITIONAL

Council decision date

19 Jun 2025

Final grant date

22 Jul 2025

Planning timeline

Key dated milestones from the planning record.

1. Application received

   2 May 2025

2. Decision: CONDITIONAL

   19 Jun 2025

3. Final grant

   22 Jul 2025