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We own the national electricity transmission system in England and Wales. The system consists of approximately 4,500 miles of overhead line, over 900 miles of underground cable and over 300 substations.
If you have any questions or need more information about our network assets, please contact Cadent's Plant Protection team.
Cadent provide first-line support for our assets so you can:
Phone: 0800 688 588
Email: [email protected]
National Grid Electricity Transmission’s Network Access Policy (NAP) is written to facilitate collaboration between Transmission Owners, National Grid Electricity System Operator (NGESO) and other stakeholders.
The Network Access Policy is designed to deliver value for consumers in relation to the planning, management and operation of the electricity transmission system in Great Britain.