Our response to coronavirus

Find out how we're working to keep the electricity and gas flowing reliably throughout the outbreak.

National Grid Electricity Transmission

We own the electricity transmission network in England and Wales, helping to connect large or small energy projects. We ensure electricity reaches homes and businesses safely, reliably and efficiently.

Connections tools

Our digital ambition places our customers at the heart of everything we do, and we are building a new suite of tools to help research and manage connections to the electricity transmission system in England and Wales. Try our new research functionality where you can get information about our network and where you can connect.

View our tools

How to get connected

Find out how to get connected to the electricity transmission system in England and Wales – whether you have a large or small energy project.

Working near our assets

On this page, you'll find guidance and support for working near our electricity transmission assets, including overhead lines and underground cables.

Innovation

Our commitment to innovation allows us to run, build, and maintain our network more efficiently and effectively, delivering benefits to consumers and shareholders.

Our transmission network
Overhead line
Underground cable
Substations
Miles4,481
Miles1416
Electricity347

Useful links

Power cut?

If you’re experiencing a power cut, you should call 105. Do not call your electricity supplier. Electricity suppliers sell consumers energy and are not responsible for power lines.

Who is my distribution network operator?

When you call 105 you’ll be put through to your distribution network operator. Or you can find out which one is yours by visiting this page.

Electricity safety rules

Safety rules to make sure work can be undertaken safely on or near electrical and mechanical equipment that must be followed by DNOs and other third parties.