Electrical substation at Holm Hill Substation 2.75 Km To The North-west Of Carsphairn And 12.5Km South-East Of Dalmellington
Summary of planning committee decision
Decided by Dumfries Planning Applications Committee on 27 Aug 2026.
What was proposed
The development would provide an electrical substation, sealing-end compound, underground cables, access, temporary compounds, drainage, fencing and landscaping.
“At the Sealing End Compound, the equipment would reach heights of between 3m and 4.5m, with connector lines linking up to the adjacent pylon tower. The Sealing End Compound would be located 85m to the south-east of the proposed substation platform. Underground cables would link the Sealing End Compound and the DE tower to the substation.”
“Construction is anticipated to last some 12-18 months. Temporary construction elements are indicated as: • Contractors’ compounds to be located between the proposed A713 junction and the proposed substation platform, on the eastern side of the proposed access road; • Drainage infrastructure for the temporary contractors’ compound, including a temporary connection to the proposed attenuation basin; • Groundworks including temporary drainage measures and earthworks…”
Officer report
The site and its setting
The site is rural moorland near Carsphairn, beside the A713, within the Galloway Hills Regional Scenic Area and Dark Skies Park transition zone.
“Site description: The site is some 3.5km north-west of Carsphairn in the upper reaches of the Glenkens, within a rural landscape characterised by open moorland, rough grazing and areas of plantation forestry, within the Galloway Hills Regional Scenic Area. It is on gently sloping ground adjacent and above the A713 at some 220m-240m above…”
“Other notable characteristics of the site and its wider setting include: • Within the Galloway and Southern Ayrshire Biosphere Reserve; • Within the Galloway Dark Skies Park transition zone; • A713 road is adjacent and part of the Galloway Tourist Route; • Soils at the site are identified as ‘Class 5’ – carbon rich and deep peat; • Merrick Kells Special Area of Conservation and Site of Special Scientific Interest (SSSI) lies some 6km to the south-west; • Loch Doon SSSI is…”
Officer report
Earlier applications and consultation
Earlier matters included pre-application consultation, an environmental screening opinion and a related overhead-line consultation with no objections.
“PUBLIC PUBLIC 25/2174/S37: Consultation by Scottish Government, regarding an application made under Section 37 of the Electricity Act 1989 for proposed 17.5km 132kv trident wood pole Overhead Line from Lorg Wind Farm, Carsphairn, to the Proposed Holm Hill Substation, Carsphairn (ECU000001789). No objections raised, 18 March 2026.”
“24/2089/SCR: Screening opinion request under the Town and Country Planning (Environmental Impact Assessment) (Scotland) Regulations 2017 for construction and operation of a 132 kilovolt (kv) substation and access road at land approximately 2.5 km to the north-west of Carsphairn. EIA not required, 6 November 2024.”
Officer report
What officers recommended
Officers recommended approval because the development supports renewable energy, its residual effects were considered acceptable and conditions could secure mitigation.
“Conclusion 4.66 The proposed development supports the objective of tackling climate change by contributing to carbon reduction targets. As strategic transmission infrastructure associated with renewable energy developments it contributes to national development. The UK Government’s Clean Power 2030 Action Plan notes how this can support employment and wider opportunities for community benefit, while helping to reduce emissions and improve security of supply.”
“Taking account of the mitigation embedded in the design and layout, and secondary mitigation including matters that can be addressed through planning conditions, it is considered that the residual effects (principally landscape effects, which are localised and would reduce over time through screen planting) are, on balance, within acceptable parameters.”
Officer report
What consultees said
The community council objected, while council specialists and national bodies generally raised no objections subject to conditions or technical details.
“Council Archaeologist – No objections subject to conditions…”
“Council Roads Officer - No objections subject to conditions…”
Officer report
The committee’s decision
The committee approved application 25/2178/FUL subject to the conditions detailed in the report.
“APPROVED application 25/2178/FUL subject to conditions detailed in the report.”
Minutes
Sources
- Dumfries Planning Applications Committee minutes, 27 August 2026
- Agenda and papers (council website)
Source: Plota analysis of Dumfries's committee minutes and officer report. Quotations are the council's own words; headings and summaries are Plota's.
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See the API →At the meeting
- Council
- Dumfries
- Date
- Thursday 27 August 2026
- Recommendation
- Officers recommended approval
- Committee decided
- Approved
- Minutes
- The council's minutes
- Meeting
- Agenda and papers (council website)
- Application
- The application (council website)
- All decisions
- Dumfries committee decisions →
This committee's year
37 decisions in the 12 months to this meeting, 2 against officer advice.
Source: Plota analysis of the committee's minutes.