Network infrastructure

Great Britain power network

Explore mapped high-voltage overhead lines and cables, routes under construction, planned infrastructure and separate NESO constraint-boundary context.

Operational routes15,795OSM ways in the imported HV scope
Under construction218Explicit OSM lifecycle tags
Planned / future123Indicative and intentionally incomplete
Map data26 Aug 2026, 21:47Version b6d8cd15f2834209
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Distribution

Distribution flows

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Balancing Mechanism

Observable battery fleet

PN-declared battery operation, MEL limits, settled output and verified fleet locations.

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Transmission

Transmission map

System boundaries, interconnectors and transmission context across Great Britain.

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Solar

Regional solar

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Planning

Local energy pathways

Explore NESO planning pathways for local demand, generation and storage around Grid Supply Point areas through 2050.

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