Substation · Scotland, United Kingdom

Cumnock Substation

Cumnock Substation is a 33 kV primary substation in Scotland, United Kingdom, with 13.5 MVA of demand headroom, operated by SP Distribution plc (SP Energy Networks, South and Central Scotland licence area).

55.4510, -4.2736 on OpenStreetMap

Facts

Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.

Fact	Value	Source
Name in the source	CUMNOCK	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Location	Scotland	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Grid operator	SP Distribution plc (SP Energy Networks, South and Central Scotland licence area)	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Demand headroom	13.5 MVA	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Firm capacity	24 MVA	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Level	Primary substation	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Voltage	33 kV (levels 33, 11 kV)	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026
Coordinates	55.4510, -4.2736	SP Energy Networks open data portal · CC BY 4.0 · checked 25 Oct 2026

Research on this substation and the land around it.Its headroom, connection queue and congestion, who owns the land around it, and an introduction to those owners.

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Nearby

Within 50 km of this substation: 418 power plants (91 operating, 3,839 MW), 185 grid connections (94 operating, 1,000 MW) and 5 data centers, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.

Name	Kind	Size	Status	Distance
Garlaff Landfill	Power plant	1.3 MW	Operating	2.8 km
Garlaff Landfill (Extension)	Power plant	3 MW	Operating	2.8 km
Garlaff Landfill grid connection	Grid connection	4.6 MW	Operating	2.8 km
Skares Windfarm	Power plant	4 MW	Cancelled	4.2 km
Knockshinnoch Energy Park grid connection	Grid connection	16.4 MW	Planned	9.8 km
McQuittiston Farm grid connection	Grid connection	29.9 MW	Planned	9.8 km
Asanti Hamilton	Data center	—	—	38 km
iomart Glasgow Data Centre	Data center	—	—	44 km
Verizon Glasgow GLSGGB	Data center	—	—	45 km

Grid operator and place

SP Distribution plcGrid operator
Substations in Scotland, United Kingdom843
Substations in the United Kingdom4,347
The United Kingdom: country profile

Candidate sites around this substation

16 sites of land near Cumnock have it as nearest substation. Each site page gives its area, its distance to the substation and its site score; owners are on request.

44 ha brownfield site at Barony Colliery Auchinleck, East Ayrshire3.65 km · score 25
44 ha brownfield site at Darnconner Cumnock, East Ayrshire4.08 km · score 25
1.11 ha brownfield site at Barrhill Terrace Cumnock, East Ayrshire1.64 km · score 19
9.9 ha brownfield site at Barony Power STN Auchinleck, East Ayrshire4.27 km · score 15
6.41 ha brownfield site at Roundshaw Auchinleck, East Ayrshire4.3 km · score 14
3.5 ha brownfield site at Happock Lugar, East Ayrshire2.87 km · score 14
3.24 ha brownfield site at Dykes Auchinleck, East Ayrshire2.21 km · score 14
2.8 ha brownfield site at Birnieknowe 1 Auchinleck, East Ayrshire2.9 km · score 14
2.56 ha brownfield site at Peasweep Brae Lugar, East Ayrshire3.43 km · score 14
2.52 ha brownfield site at Sorn Road Auchinleck, East Ayrshire3.2 km · score 14
1.9 ha brownfield site at Craigens RD Cumnock, East Ayrshire1.96 km · score 14
1.73 ha brownfield site at Barony Road Auchinleck, East Ayrshire2.5 km · score 14

All sites in East Ayrshire

Other substations in Scotland

All 843 substations in Scotland, United Kingdom

Data on this page

Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
SP Energy Networks, via Northern Powergrid Open Data. SP Energy Networks open data portal, CC BY 4.0.