Grid connection projects in the connection queue

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 shown21958.4 GW in total

In planning1,590scoping or awaiting consent

Consented or building265closest to connecting

Built400connected 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

219 projects · page 2 of 5

Project	Capacity	Stage	Connection site	From
Monk Fryston SSE Battery storage · Sse Battery Monk Fryston Limited	320 MW	Consents Approved	Monk Fryston 275kV Substation National Grid (England & Wales)	Oct 2025
BOOM Power Llanbabo Generation Battery storage · Carrog Storage Facility Limited	300 MW	Consents Approved	Wylfa 400kV Substation National Grid (England & Wales)	Oct 2028
Bramford BESS Battery storage · Cse33 Limited	300 MW	Consents Approved	Bramford 400kV Substation National Grid (England & Wales)	Nov 2029
Didcot Road Battery storage · Didcot BESS Limited	300 MW	Consents Approved	Didcot 400kV Substation National Grid (England & Wales)	Oct 2028
Fiddlers Ferry BESS Battery storage · Fiddlers Ferry Ltd	300 MW	Consents Approved	Fiddlers Ferry 275kV Substation National Grid (England & Wales)	Oct 2027
Zenobe Blackhillock 300 MW Battery storage · Zenobe Blackhillock Limited	300 MW	Consents Approved	Blackhillock 275kV Substation SSEN Transmission (north Scotland)	Apr 2026
Exeter BESS Battery storage · Exeter Storage Limited	290 MW	Consents Approved	Exeter 400kV Substation National Grid (England & Wales)	Aug 2027
Pembroke BESS Battery storage · RWE Generation UK Plc	285 MW	Consents Approved	Pembroke 400kV Substation National Grid (England & Wales)	Mar 2029
Al Boum Photo (Norton) Battery storage · Al Boum Photo Ltd	275 MW	Consents Approved	Norton 400kV Substation National Grid (England & Wales)	Oct 2031
Cottam Solar + storage · Gate Burton Energy Park Limited	250 MW	Consents Approved	Cottam 400kV Substation National Grid (England & Wales)	Oct 2029
Hookers Farm BESS Battery storage · Ancleggan Limited	250 MW	Consents Approved	Bolney 132kV Substation National Grid (England & Wales)	Oct 2031
Sanquhar II Wind Farm Onshore wind · Sanquhar II Community Wind Co Ltd	250 MW	Consents Approved	Sanquhar II Wind Farm Substation SP Transmission (south Scotland)	Nov 2027
Sheaf Energy Battery storage · Sheaf Energy Limited	249 MW	Consents Approved	Richborough 400kV Substation National Grid (England & Wales)	Apr 2025
Essendine Solar · Mallard Pass Solar Farm Limited	240 MW	Consents Approved	Ryhall 400kV Substation National Grid (England & Wales)	Jan 2028
Ocker Hill - Gresham House Battery storage · Ocker Hill Storage Limited	240 MW	Consents Approved	Ocker Hill 275kV Substation National Grid (England & Wales)	Oct 2029
MeyGen Tidal Battery storage · Meygrid Limited	237 MW	Consents Approved	Gills Bay GSP SSEN Transmission (north Scotland)	Apr 2028
Smeaton BESS Battery storage · Kona Asset 3 Limited	228 MW	Consents Approved	Smeaton 400kV SP Transmission (south Scotland)	Jul 2028
Glenmuckloch Pumped Storage Hydro and pumped storage · Glenmuckloch Pumped Storage Hydro Limited	210 MW	Consents Approved	Glenmuckloch 132kV Substation SP Transmission (south Scotland)	May 2029
Recell at Penrhos (BEGA) Other · Recell Energy Bloom Developments Limited	210 MW	Consents Approved	Penrhos GSP National Grid (England & Wales)	Oct 2027
Strathy South Wind Onshore wind · Sse Generation Limited	208 MW	Consents Approved	Strathy South 132/33kV Substation SSEN Transmission (north Scotland)	Sep 2030
BESS Harker Battery storage · Rewe 4 Limited	200 MW	Consents Approved	Harker 400kV Substation National Grid (England & Wales)	May 2031
Cowley Energy Storage Battery storage · Bw Ess Development UK Limited	200 MW	Consents Approved	Cowley 400kV Substation National Grid (England & Wales)	Jul 2028
Drakelow BESS Battery storage · Harmony Dl Ltd	200 MW	Consents Approved	Drakelow 400kV Substation National Grid (England & Wales)	Dec 2029
Highview Hunterston East Cryobattery Battery storage · Hvs Siteco Ltd	200 MW	Consents Approved	Hunterston East 400kV SP Transmission (south Scotland)	Oct 2027
Hunterston Battery Storage Facility Battery storage · Hunterston Grid 1 Ltd	200 MW	Consents Approved	Hunterston East 400kV substation SP Transmission (south Scotland)	Mar 2028
Hunterston Energy Storage Facility Battery storage · Hunterston Grid 1 Ltd	200 MW	Consents Approved	Ayrshire Grid 400kV Substation SP Transmission (south Scotland)	Mar 2028
Kincardine Battery Storage Facility Battery storage · Kincardine Grid 1 Ltd	200 MW	Consents Approved	Fife Grid Services Facility 275kV Substation SP Transmission (south Scotland)	Dec 2028
Kincardine Energy Storage Facility Battery storage · Kincardine Grid 1 Ltd	200 MW	Consents Approved	Fife Grid Services Facility 275kV Substation SP Transmission (south Scotland)	Dec 2028
Middleshaw BESS Battery storage · Harmony MS Limited	200 MW	Consents Approved	Lancashire Connection Node B 400kV Substation National Grid (England & Wales)	Oct 2037
Whitehill Battery Storage Battery storage · Whitehill Battery Storage Ltd	200 MW	Consents Approved	Easterhouse 275kV SP Transmission (south Scotland)	Oct 2028
WindyHill Energy Storage Facility Battery storage · Windyhill Grid 1 LTD	200 MW	Consents Approved	Windyhill 132kV SP Transmission (south Scotland)	Dec 2027
Worset Lane BESS Battery storage · Field Hartmoor Ltd	200 MW	Consents Approved	Hartmoor 275kV Substation National Grid (England & Wales)	May 2029
Zenobe Coalburn Battery Storage Battery storage · Zenobe Coalburn Limited	200 MW	Consents Approved	Coalburn North 400kV Substation SP Transmission (south Scotland)	Aug 2027
Thornton Facility Solar + storage · Balwen Limited	200 MW	Consents Approved	Thornton 400kV Substation National Grid (England & Wales)	Oct 2027
Muaitheabhal Wind Farm Hydro and pumped storage · Uisenis Power Limited	189 MW	Consents Approved	Muaitheabhal 132/33kV Substation SSEN Transmission (north Scotland)	Dec 2030
Stornoway Wind Farm Onshore wind · Stornoway Wind Farm Limited	180 MW	Consents Approved	Arnish 275kV Substation SSEN Transmission (north Scotland)	Oct 2030
Oaklands Farm Solar PV Solar + storage · Oaklands Farm Solar Limited.	162 MW	Consents Approved	Drakelow 132kV Substation National Grid (England & Wales)	Jun 2027
Ayr Energy Storage Battery storage · Kxp Alpha I Limited	150 MW	Consents Approved	Ayr 275/33kV Substation SP Transmission (south Scotland)	Oct 2028
Glennifer Road BESS Battery storage · Drax BESS Neilston Limited	150 MW	Consents Approved	Glennifer Road BESS 132kV substation SP Transmission (south Scotland)	Jul 2028
Norrington Gate Battery storage · Adv 004 Limited	150 MW	Consents Approved	Melksham B 132KV Substation National Grid (England & Wales)	Sep 2037
Recell at Penrhos (BEGA) Other · Recell Energy Bloom Developments Limited	150 MW	Consents Approved	Penrhos GSP National Grid (England & Wales)	Oct 2025
SSE Fiddlers Ferry Battery Energy Storage Battery storage · Littleton Pastures Solar Limited	150 MW	Consents Approved	Fiddlers Ferry 275kV Substation National Grid (England & Wales)	Feb 2027
Sizing John (Rainhill) Battery storage · Sizing John Limited	143 MW	Consents Approved	Rainhill GSP National Grid (England & Wales)	Sep 2026
Sanquhar II Wind Farm Onshore wind · Sanquhar II Community Wind Co Ltd	137 MW	Consents Approved	Sanquhar II Wind Farm Substation SP Transmission (south Scotland)	Oct 2026
Lethans Wind Farm Onshore wind · Lethans Wind Farm Limited	132 MW	Consents Approved	Lethans Collector Substation SP Transmission (south Scotland)	Oct 2029
Energy Isles Onshore wind · Energy Isles Shetland Limited	120 MW	Consents Approved	Energy Isles 132kV Substation SSEN Transmission (north Scotland)	Oct 2032
Iron Acton Battery storage · HD000ACT LTD	120 MW	Consents Approved	Iron Acton 275kV Substation National Grid (England & Wales)	Oct 2028
Iron Acton Solar + storage · Iron Acton Green Limited	120 MW	Consents Approved	132kV bay at Iron Acton Substation National Grid (England & Wales)	Sep 2026
Pembroke (spare bay) Battery storage · Pembroke Green Limited	120 MW	Consents Approved	Pembroke 132kV Substation National Grid (England & Wales)	Jul 2028
Slickly Wind Farm Wind + storage · Slickly Wind Farm Limited	114 MW	Consents Approved	Slickly Wind Farm 132kV Substation SSEN Transmission (north Scotland)	Dec 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.