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Strategic planning
East of England boundaries
The East of England region includes the counties of Norfolk and Suffolk, with EC5 being the only boundary within this region.The map below shows the general pattern of power flow directions expected…
News : Strategic planning
ESO unveils proposal to connect 4.5GW of clean power in the Celtic Sea and boost growth in South Wales and South West
Recommended network design facilitates the connection of up to 4.5 GW of renewable energy capacity in the Celtic Sea, with three connections into South Wales and South West England.  Design…
Strategic planning
ETYS documents and appendices
The Electricity Ten Year Statement (ETYS) 2024 is just one of the publications that makes up the suite of documents.We provide appendices containing all the data workbooks and diagrams so you can see…
Strategic planning
North Wales and the Midlands boundaries
The Western transmission region includes boundaries in the Midlands and the north of Wales.This includes the lower midlands boundary B9 and the north Wales boundaries NW1, NW2 and NW3.The map below…
Strategic planning
Electricity transmission network requirements
Great Britain’s NETS must continue to adapt and be developed so power can be transported from source to demand, reliably and efficiently.
Strategic planning
Our ETYS analysis
National Electricity Transmission System (NETS)NESO is responsible for operating the transmission networks in England, Wales, Scotland and in the surrounding offshore waters. The National…
Strategic planning
Electricity Ten Year Statement (ETYS)
The Electricity Ten Year Statement (ETYS) is NESO’s view of future transmission requirements and the capability of Great Britain’s National Electricity Transmission System (NETS) over the next ten…
Strategic planning
South Wales and South England boundaries
The region includes the high demand area of London, generation around the Thames estuary and the long set of circuits that run around the South Coast and South Wales. Interconnection to Central…
Strategic planning
Scottish boundaries
The onshore transmission network in Scotland is owned by SSEN Transmission and SP Transmission. The Scottish NETS is divided into 7 boundaries: B0 – Upper North SSEN Transmission B1a…
Strategic planning
North of England boundaries
The North of England transmission region includes the network between the Scottish border and the North Midlands. Boundaries B7a and B8 are in this region.The map below shows the general pattern…