Network and assets
We own the national electricity transmission system in England and Wales (NETS). The NETS consists of approximately 7,200 kilometres (4,474 miles) of overhead line, 1,500 kilometres (932 miles) of underground cable and 342 substations.
Enquiries about our assets
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:
- find out if it's safe to dig before you start
- find out where underground electricity cables and gas pipelines are buried
- report any works you are planning in Britain.
Phone: 0800 688 588
Email: [email protected]
Network Access Policy
National Grid Electricity Transmission’s Network Access Policy (NAP) is written to facilitate collaboration between the National Grid Electricity System Operator (NGESO) and National Grid Electricity Transmission Ltd (NGET).
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 England and Wales.