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 shown40097.8 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

400 projects · page 3 of 8

Project	Capacity	Stage	Connection site	From
South Kyle Wind Farm Onshore wind · South Kyle Wind Farm Limited	235 MW	Built	New Cumnock 275/132kV SP Transmission (south Scotland)
Pen Y Cymoedd Wind Farm Onshore wind · Pen Y Cymoedd Wind Farm Limited	228 MW	Built	Rhigos 400kV Substation National Grid (England & Wales)
Stronelairg Onshore wind · Stronelairg Wind Farm Limited	228 MW	Built	Stronelairg 132/33kV Substation SSEN Transmission (north Scotland)
Ratcliffe on Soar Battery storage · Uniper UK Limited	225 MW	Built	Ratcliffe-On-Soar 400kV Substation National Grid (England & Wales)
Humber Gateway Offshore Wind Farm Offshore wind · Rwe Renewables UK Humber Wind Limited	220 MW	Built	Humber Gateway 33/132kV Offshore Substation Offshore transmission owner
North Kyle New Cumnock Onshore wind · North Kyle Wind Farm Limited	212 MW	Built	North Kyle 132/33kV substation SP Transmission (south Scotland)
Westermost Rough Offshore Wind Farm Offshore wind · Westermost Rough Limited	207 MW	Built	Westermost Rough Offshore Substation Offshore transmission owner
Zenobe Blackhillock 300 MW Battery storage · Zenobe Blackhillock Limited	200 MW	Built	Blackhillock 275kV Substation SSEN Transmission (north Scotland)
Deeside Power Station Battery storage · Deeside Power (UK) Limited	190 MW	Built	Connah's Quay 400kV Substation National Grid (England & Wales)	Oct 2026
Griffin Wind Farm Onshore wind · Griffin Wind Farm Limited	189 MW	Built	Griffin 132/33kV Substation SSEN Transmission (north Scotland)
Walney I Offshore Wind Farm Offshore wind · Walney (UK) Offshore Windfarms Limited	182 MW	Built	Walney 1 33/132kV Offshore Substation Offshore transmission owner
Walney II Offshore Wind Farm Offshore wind · Walney (UK) Offshore Windfarms Limited	182 MW	Built	Walney 2 33/132kV Substation Offshore transmission owner
Dorenell Windfarm Onshore wind · Dorenell Windfarm Limited	177 MW	Built	Dorenell 132/33kV Substation SSEN Transmission (north Scotland)
Derwent Gas · UK Utility Reserve Limited	162 MW	Built	Willington 132kV Substation National Grid (England & Wales)	Apr 2024
Fawley CHP Gas · Esso Petroleum Company,Limited	158 MW	Built	Fawley 400kV Substation National Grid (England & Wales)
Dunlaw Extension Onshore wind · Scottish Power Renewables (UK) Limited	156 MW	Built	Dunlaw Extension 132/33kV SP Transmission (south Scotland)	Apr 2032
Sellafield Gas · Nuclear Decommissioning Authority	155 MW	Built	Hutton 132kV Substation National Grid (England & Wales)
Neilston 132 Battery storage · Neilston Energy Limited	150 MW	Built	Neilston 132kV Substation SP Transmission (south Scotland)	Oct 2025
Ormonde Offshore Wind Farm Offshore wind · Ormonde Energy Limited	150 MW	Built	Ormonde 33/132kV Offshore Substation Offshore transmission owner
SSE Ferrybridge BESS Battery storage · Sse Battery Salisbury Limited	150 MW	Built	Ferrybridge B 132kV Substation National Grid (England & Wales)
Wilton Lion BESS Battery storage · Sembcorp (Wilton BESS) Limited	150 MW	Built	Greystones A 275kV Substation National Grid (England & Wales)
Fallago Rig Wind Farm Onshore wind · Fallago Rig Windfarm Limited	144 MW	Built	Fallago 400/33kV SP Transmission (south Scotland)
Wilton Gas · Sembcorp Utilities (UK) Limited	141 MW	Built	Wilton 66kV Substation National Grid (England & Wales)
Cowes Gas · RWE Generation UK Plc	140 MW	Built	Fawley 400kV Substation National Grid (England & Wales)
Indian Queens Gas · Indian Queens Power Limited	140 MW	Built	Indian Queens 400kV Substation National Grid (England & Wales)
Taylors Lane Gas · Uniper UK Limited	140 MW	Built	Willesden 132kV Substation National Grid (England & Wales)
Crystal Rig II Wind Farm Onshore wind · Crystal Rig II Limited	138 MW	Built	Crystal Rig 132/33kV SP Transmission (south Scotland)
Clyde South Onshore wind · Clyde Windfarm (Scotland) Limited	129 MW	Built	Clyde South 275/33kV SP Transmission (south Scotland)
Harestanes Wind + storage · Scottish Power Renewables (UK) Limited	125 MW	Built	Harestanes West Wind Farm 132/33kV SP Transmission (south Scotland)
Grangemouth CHP Gas · Grangemouth Chp Limited	120 MW	Built	Grangemouth Ineos GSP SP Transmission (south Scotland)
Blacklaw Wind + storage · Scottish Power Renewables (UK) Limited	118 MW	Built	Blacklaw 132/33kV SP Transmission (south Scotland)
Arecleoch Onshore wind · Scottish Power Renewables (UK) Limited	114 MW	Built	Arecleoch 132/33kV SP Transmission (south Scotland)
Cumberhead West Wind Farm Onshore wind · Cumberhead West Wind Farm Ltd.	114 MW	Built	Cumberhead 33kV SP Transmission (south Scotland)
Beinneun Wind Farm Onshore wind · Beinneun Wind Farm Ltd	109 MW	Built	Beinneun 132kV Substation SSEN Transmission (north Scotland)
Bhlaraidh Wind Farm Onshore wind · Sse Generation Limited	108 MW	Built	Bhlaraidh 132/33kV Substation SSEN Transmission (north Scotland)
Gordonbush Wind Farm Onshore wind · Sse Generation Limited	108 MW	Built	Gordonbush GSP SSEN Transmission (north Scotland)
Limekiln Wind + storage · Limekiln Extension Limited	106 MW	Built	Limekilns 132/33kV substation SSEN Transmission (north Scotland)
Capenhurst 275KV Substation Battery storage · Zenobe Capenhurst Limited	100 MW	Built	Capenhurst 275kV Substation National Grid (England & Wales)
Didcot A GTs Gas · RWE Generation UK Plc	100 MW	Built	Didcot 400kV Substation National Grid (England & Wales)
Thornton Facility Solar + storage · Balwen Limited	100 MW	Built	Thornton 400kV Substation National Grid (England & Wales)
Glendoe Hydro and pumped storage · Sse Generation Limited	100 MW	Built	Fort Augustus GSP SSEN Transmission (north Scotland)
Gunfleet Sands Offshore Wind Farm Offshore wind · Gunfleet Sands Limited	100 MW	Built	Gunfleet Sands 33/132kV Offshore National Grid (England & Wales)
Hadyard Hill Onshore wind · Sse Renewables Wind Farms (UK) Limited	100 MW	Built	Maybole 132/33kV SP Transmission (south Scotland)
Lakeside Energy Drax Battery storage · Lakeside Energy Storage Limited	100 MW	Built	Drax 132kV Substation National Grid (England & Wales)
Iron Acton Solar + storage · Iron Acton Green Limited	99 MW	Built	132kV bay at Iron Acton Substation National Grid (England & Wales)
Brigg Gas · Cbs Energy Storage Assets UK Limited	99 MW	Built	Keadby 400kV Substation National Grid (England & Wales)
Fort Dunlop Gas · Whitetower Energy Limited	99 MW	Built	Dunlop 132kV Substation National Grid (England & Wales)
Aberdeen Offshore Wind Farm Offshore wind · Aberdeen Offshore Wind Farm Limited	96 MW	Built	Aberdeen Bay 132kV Substation SSEN Transmission (north Scotland)
Dunmaglass Wind Farm Onshore wind · Dunmaglass Wind Farm Limited	94 MW	Built	Dunmaglass 132kV Substation SSEN Transmission (north Scotland)
Creag Riabhach Wind Farm Onshore wind · Creag Riabhach Wind Farm Ltd	92 MW	Built	Creag Riabhach 132/33kV Substation SSEN Transmission (north Scotland)

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.