Solar + storage projects in the connection queue on the SP Transmission (south Scotland) network

Every generator, battery and interconnector with an agreement to connect to the GB transmission network, from early scoping to built. Filter by technology, stage or network, and open a project for its connection details.

Projects shown437.6 GW in total

In planning41scoping or awaiting consent

Consented or building2closest to connecting

Built0connected and operating

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Source: NESO TEC and interconnector registers, downloaded 8 November 2026. Map points are the connection substation, not the project site.

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Connection queue Existing circuits Major grid projects

Voltage400 kV275 kV132 kVHVDCNew HVAC

ProjectsPlanningConsentedConstructionBuiltMajor project with its own page

Projects

43 projects

Project	Capacity	Stage	Connection site	From
Wyseby Hill Energy Farm Solar + storage · Wysebyhill Energy Farm Limited	750 MW	Scoping	Wyseby Hill Energy Farm 400kV Substation SP Transmission (south Scotland)	Oct 2031
Ayr Flexpower Solar + storage · Ayr Flexpower Limited	450 MW	Scoping	Ayr Dbb 275Kv Substation SP Transmission (south Scotland)	Oct 2037
New Cumnock BESS Solar + storage · New Cumnock BESS Ltd	450 MW	Scoping	New Cumnock 275/132kV Substation SP Transmission (south Scotland)	Oct 2033
Elmya Morningside BESS & PV Solar + storage · Elmya Rpc UK Morningside Limited	400 MW	Scoping	Elmya Morningside 400kV Substation SP Transmission (south Scotland)	Oct 2033
HECWE Dungavel Wind Farm Solar + storage · Spirebush Ltd	400 MW	Awaiting Consents	Spirebush 132kV Substation SP Transmission (south Scotland)	Jul 2028
Grangemouth Hybrid BESS & Solar PV Solar + storage · Tagenergy Development UK Limited	300 MW	Scoping	Letham 400/275kV substation SP Transmission (south Scotland)	Jun 2032
Peat Law Renewable Energy Park Solar + storage · Voltalia UK Ltd	253 MW	Scoping	Peat Law Renewable Energy Park 132kV Substation SP Transmission (south Scotland)	May 2033
Ravengill Renewable Energy Park Solar + storage · Renewco Power Limited	250 MW	Scoping	Elvanfoot 275/132/33kV SP Transmission (south Scotland)	Oct 2036
Watchman Energy Park Solar + storage · Renewco Power Limited	250 MW	Scoping	Watchman 132kV Substation SP Transmission (south Scotland)	Oct 2036
EcoKincardine Solar + storage · Econergy International Limited	249 MW	Scoping	Kincardine North 400kV Substation SP Transmission (south Scotland)	Oct 2030
EcoMossmorran Solar + storage · Econergy International Limited	249 MW	Scoping	Ecomossmorran 400kV Substation SP Transmission (south Scotland)	Oct 2031
Borders Solar Solar + storage · Buccleuch Estates, Ltd. (The)	228 MW	Scoping	Borders Solar 132/33Kv Substation SP Transmission (south Scotland)	Oct 2036
Whiteminhill Renewable Energy Park Solar + storage · Voltalia UK Ltd	220 MW	Scoping	Whiteminhill 275/33kV Substation SP Transmission (south Scotland)	Oct 2036
ER MSM Energy Solar + storage · Er Project Development Co Limited	200 MW	Scoping	Er Msm Energy 132kV Substation SP Transmission (south Scotland)	Oct 2030
Glenrothes Hybrid BESS & Solar PV Solar + storage · Tagenergy Development UK Limited	200 MW	Scoping	Conland Substation SP Transmission (south Scotland)	Oct 2031
Kellhead Solar + storage · Greentech Projects Holding UK Limited	200 MW	Scoping	Dumfries North 400kV SP Transmission (south Scotland)	Oct 2037
Roger Hill Farm Solar + storage · Qair Renewables UK Limited	200 MW	Scoping	Roger Hill Farm 132kV substation SP Transmission (south Scotland)	Oct 2031
M74 West Wind Farm Solar + storage · Renewco Power Limited	180 MW	Scoping	M74 West Wind Farm 132kV SP Transmission (south Scotland)	Oct 2029
Bowsheil Solar and Battery Solar + storage · Voltalia UK Ltd	167 MW	Awaiting Consents	Bowsheils 132kV Substation SP Transmission (south Scotland)	Oct 2031
Springfield Solar and Battery Solar + storage · Voltalia UK Ltd	167 MW	Scoping	Branxton 400/132kV SP Transmission (south Scotland)	Oct 2031
Chapelcross Solar PV and Storage Solar + storage · Eeb68 Limited	151 MW	Scoping	Chapelcross 132/33kV SP Transmission (south Scotland)	Oct 2027
Halbeath Solar + storage · Halbeath Solar Ltd	150 MW	Scoping	Halbeath 132kV Substation SP Transmission (south Scotland)	Jul 2029
Riccarton Solar + storage · M2 Energy Storage Limited	150 MW	Scoping	Currie 275/132kV SP Transmission (south Scotland)	Apr 2029
Galileo 16 Solar + storage · Galileo 16 Limited	125 MW	Scoping	Galileo 16 132kV Substation SP Transmission (south Scotland)	Oct 2032
Clyde South Energy Park Solar + storage · Renewco Power Limited	120 MW	Scoping	Redshaw 132kV Substation. SP Transmission (south Scotland)	Oct 2037
Berwick Solar Wind and Battery Storage Solar + storage · Berwick Renewables Tx Limited	100 MW	Scoping	Berwick 132/33kV SP Transmission (south Scotland)	Oct 2031
EcoKilwinning Solar + storage · Econergy International Limited	100 MW	Scoping	Ecokilwinning 132Kv Substation SP Transmission (south Scotland)	Oct 2031
Lairdmannoch Energy Park Solar + storage · Lairdmannoch Energy Park Limited	100 MW	Awaiting Consents	Lairdmannoch Energy Park 132kV substation SP Transmission (south Scotland)	Jun 2030
Woodheads Energy Park Solar + storage · Abo Energy United Kingdom Ltd	100 MW	Scoping	Gala North 400/132kV Substation SP Transmission (south Scotland)	Apr 2033
Hagshaw Repowering Phase 3 Solar + storage · Hagshaw Repowering 2 Ltd	84 MW	Scoping	Hagshaw Repowering Phase 3 132kV SP Transmission (south Scotland)	Apr 2029
Benthead Solar Solar + storage · Benthead Solar Limited	63 MW	Consents Approved	Kilwinning 132/33kV SP Transmission (south Scotland)	Apr 2025
Knockkippen Energy Park Solar + storage · Knockkippen Wind Energy Limited	60 MW	Scoping	Ayr GSP SP Transmission (south Scotland)	Aug 2028
Outh Muir Energy Park Solar + storage · Grupotec Solar UK 4 Ltd	60 MW	Scoping	Dunfermline 132/33kV SP Transmission (south Scotland)	Apr 2028
Drinkstone Hybrid Solar + storage · Buccleuch Estates, Ltd. (The)	55 MW	Scoping	Drinkstone Hybrid 132/33kV substation SP Transmission (south Scotland)	Jul 2035
Lees Hill Renewable Energy Park Solar + storage · Fred Olsen Renewables Limited	54 MW	Scoping	Kelloe Mains 400kV Substation SP Transmission (south Scotland)	Apr 2033
Blackbraes PV+BESS Solar + storage · Chint Solar UK Management Ltd	50 MW	Scoping	Blackbraes IDNO GSP SP Transmission (south Scotland)	Oct 2031
ER BBR Energy Solar + storage · Er Project Development Co Limited	50 MW	Scoping	Er Bbr Energy 132kV Substation SP Transmission (south Scotland)	Oct 2029
Mosspark Energy Park Solar + storage · REG Power Developments Limited	50 MW	Scoping	Dumfries 132/33kV SP Transmission (south Scotland)	May 2029
Land at Leitholm Solar + storage · Noventum Power Solar 6 Limited	50 MW	Scoping	Land At Leitholm 132Kv Substation SP Transmission (south Scotland)	Jul 2031
Langbank Solar and BESS Solar + storage · UK Renfrewshire 1 Ltd	50 MW	Scoping	Langbank 132kV Substation SP Transmission (south Scotland)	Oct 2027
Lamford Hill Solar + storage · Benbrack Wind Farm Limited	42 MW	Scoping	Benbrack Wind Farm 132/33kV Substation SP Transmission (south Scotland)	Oct 2036
St Marys Isle Solar Farm Solar + storage · Grupotec Solar UK 5 Limited	36 MW	Consents Approved	Tongland 132/11kV SP Transmission (south Scotland)	Jun 2030
Lamford Hill Solar + storage · Benbrack Wind Farm Limited	20 MW	Scoping	Benbrack Wind Farm 132/33kV Substation SP Transmission (south Scotland)	Aug 2029

Sources: NESO Transmission Entry Capacity (TEC) register and interconnector register (downloaded 8 November 2026); NESO Clean Power 2030 network map (existing and planned circuits, substations and network projects); National Grid Electricity Transmission overhead line routes. Contains data from NESO, licensed under the NESO Open Data Licence, and National Grid open data. Projects are placed at their connection substation, not the generating site; projects at new, unnamed “connection nodes” are listed but not mapped.