Battery storage projects in the connection queue on the National Grid (England & Wales) 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 shown503151.0 GW in total

In planning360scoping or awaiting consent

Consented or building77closest to connecting

Built66connected 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

503 projects · page 6 of 11

Project	Capacity	Stage	Connection site	From
Aberthaw PV & BESS Generation Battery storage · REWE 12 Limited	200 MW	Scoping	Aberthaw 275kV Substation National Grid (England & Wales)	Oct 2029
Amersham Substation Battery storage · Sandbrook Capital BES Ltd	200 MW	Scoping	London North West Connection Node A 132kV Substation National Grid (England & Wales)	Oct 2037
Beanacre BESS Battery storage · Grenergy Renewables UK Limited	200 MW	Scoping	Melksham B 400kV Substation National Grid (England & Wales)	Sep 2037
Berkswell Energy Storage Battery storage · Berkswell Battery Storage Limited	200 MW	Under Construction/Commissioning	Berkswell 275kV Substation National Grid (England & Wales)	Oct 2027
BESS Cilfynydd Battery storage · Rewe 2 Limited	200 MW	Scoping	Cilfynydd 400kV Substation National Grid (England & Wales)	Jul 2029
BESS Harker Battery storage · Rewe 4 Limited	200 MW	Consents Approved	Harker 400kV Substation National Grid (England & Wales)	May 2031
BESS Swan Battery storage · Rewe 3 Limited	200 MW	Scoping	Swansea North 400kV Substation National Grid (England & Wales)	Oct 2028
Biggleswade BESS Battery storage · Harmony Bw Ltd	200 MW	Scoping	Biggleswade 400kV Substation National Grid (England & Wales)	Oct 2034
Blanket’s Farm Battery storage · Noventum Power Solar 9 Limited	200 MW	Scoping	Warley 275kV Substation National Grid (England & Wales)	Oct 2038
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
Eggborough BESS Battery storage · Fig Power Limited	200 MW	Scoping	Leeds North Connection Node B 400kV Substation National Grid (England & Wales)	Oct 2035
Ferrybridge B - NEL Hunter Battery storage · UE 4 LTD	200 MW	Scoping	Leeds North Connection Node C 132kV Substation National Grid (England & Wales)	Oct 2035
Galileo 14 Ltd Battery storage · Galileo 14 Limited	200 MW	Scoping	Staffordshire Connection Node C 400Kv Substation National Grid (England & Wales)	Oct 2037
Galileo 15 Battery storage · Galileo 15 Limited	200 MW	Scoping	South Wales West Connection Node B 400kV Substation National Grid (England & Wales)	Dec 2036
Gastard BESS Battery storage · Siriusecodev (Gastard) Ltd	200 MW	Scoping	Melksham B 132KV Substation National Grid (England & Wales)	Nov 2037
GF Upper Boat Battery storage · Pulse Clean Energy Spv Franklin Limited	200 MW	Scoping	Upper Boat 275kV Substation National Grid (England & Wales)	Oct 2028
Hawthorn BESS Battery storage · Rewe 8 Limited	200 MW	Awaiting Consents	Wearside Connection Node B 400kV Substation National Grid (England & Wales)	Oct 2035
Hylton Bridge - Sunderland Battery storage · Sse Enterprise Limited	200 MW	Scoping	Wearside Connection Node B 2 400kV Substation National Grid (England & Wales)	Oct 2039
Kingfisher Farm Battery storage · Rewe 6 Limited	200 MW	Scoping	Monk Fryston 275kV Substation National Grid (England & Wales)	Jun 2036
Laleham BESS Battery storage · Acorn Power Limited	200 MW	Scoping	Slough East 132kV Substation National Grid (England & Wales)	Apr 2038
Lynefield BESS Battery storage · Windel Grid 1 Limited	200 MW	Scoping	Borders Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2035
Marchwood Energy Storage Battery storage · Bw Ess Development UK Limited	200 MW	Scoping	Marchwood 400kV Substation National Grid (England & Wales)	Jun 2028
Middleshaw BESS Battery storage · Harmony MS Limited	200 MW	Consents Approved	Lancashire Connection Node B 400kV Substation National Grid (England & Wales)	Oct 2037
Middleton BESS Battery storage · Middleton Energy Storage Limited	200 MW	Under Construction/Commissioning	Middleton 400KV Substation National Grid (England & Wales)	May 2029
Monk Fryston BESS Battery storage · Harmony Mf Limited	200 MW	Scoping	Monk Fryston 275kV Substation National Grid (England & Wales)	Oct 2029
Mount Pleasant Battery storage · Harmony Energy Limited	200 MW	Scoping	Warwickshire Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2037
NEL Limes Battery storage · SFEL Two Limited	200 MW	Scoping	North Humber Connection Node B 132kV Substation National Grid (England & Wales)	Oct 2035
NEL Tiger Battery storage · UE 1 LTD	200 MW	Scoping	Ferrybridge B 132kV Substation National Grid (England & Wales)	Oct 2035
Offerton 200MW BESS Battery storage · Decerna Limited	200 MW	Scoping	Wearside Connection Node B2 400kV substation National Grid (England & Wales)	Oct 2035
Patmores (Mott Street) Battery storage · Innova Renewables Limited	200 MW	Scoping	London North East Connection Node A 132kv Substation National Grid (England & Wales)	Oct 2038
Rhigos BESS Battery storage · REWE 11 Limited	200 MW	Scoping	South Wales West Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2037
Saltend North BESS & PV Battery storage · Eeb74 Limited	200 MW	Scoping	Hedon 275kV Substation National Grid (England & Wales)	Oct 2035
Saltholme BESS Battery storage · Harmony SH Limited	200 MW	Scoping	Saltholme 275kV Substation National Grid (England & Wales)	Oct 2035
Scotton Battery storage · Harmony Energy Limited	200 MW	Scoping	Leeds North Connection Node G National Grid (England & Wales)	Oct 2039
Shurton BESS Battery storage · Field Shurton Ltd	200 MW	Scoping	West Country Connection Node D 400kV Substation National Grid (England & Wales)	Oct 2037
StrataStore - Cheshire Energy Storage Facility Battery storage · Kistos Energy Storage Ltd	200 MW	Scoping	Gorstage 400kV Substation National Grid (England & Wales)	Nov 2037
Sunbury BESS Battery storage · Sunbury BESS Ltd	200 MW	Scoping	Laleham GSP (SEPD) National Grid (England & Wales)	Feb 2031
Tewitt Farm BESS Battery storage · Apatura Battery Ltd	200 MW	Scoping	Leeds North Connection Node D 400kV Substation National Grid (England & Wales)	Oct 2035
TH Didcot Battery storage · FRV Powertek Limited	200 MW	Scoping	Chiltern Connection Node D 400kV National Grid (England & Wales)	Oct 2037
TH Knaresborough Battery storage · FRV Powertek Limited	200 MW	Scoping	Leeds North Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2036
TH Maes Melin Battery storage · FRV Powertek Limited	200 MW	Scoping	South Wales West Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2037
TH Ninfield Battery storage · FRV Powertek Limited	200 MW	Scoping	Sussex and Romney Connection Node A 400kV Substation National Grid (England & Wales)	Oct 2037
TH West Weybridge Battery storage · FRV Powertek Limited	200 MW	Scoping	London West Connection Node B 400kV Substation National Grid (England & Wales)	Oct 2037
Thornton BESS Battery storage · Rewe 9 Limited	200 MW	Scoping	North Humber Connection Node C 400kV Substation National Grid (England & Wales)	Oct 2035
Thurcroft Storage Battery storage · Bsr Applications Limited	200 MW	Scoping	Leeds South Connection Node B 132kV Substation National Grid (England & Wales)	Oct 2039
Tyler Hill Ansty Battery storage · FRV Tyler Hill BESS 1 Ltd	200 MW	Scoping	Warwickshire Connection Node D 132kV Substation National Grid (England & Wales)	Oct 2037
Walsoken Battery Battery storage · Walsoken Limited	200 MW	Scoping	North Anglia Connection Node D 132kV Substation National Grid (England & Wales)	Oct 2034
Warley Battery Energy Storage Battery storage · London And Essex Energy Limited	200 MW	Scoping	Warley 275kV Substation National Grid (England & Wales)	Oct 2029
Worset Lane BESS Battery storage · Field Hartmoor Ltd	200 MW	Consents Approved	Hartmoor 275kV Substation National Grid (England & Wales)	May 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.