Transmission Grid

A lot of work happens to enable the simple act of switching on a light. Learn how the electricity system makes this possible.

There is an ongoing need to develop the electricity grid. Find out about current projects for grid development.

Explore the lines, cables and substations that make up Northern Ireland's electricity grid.

Explore live data on grid performance in Northern Ireland, from system demand to fuel mix.

How we plan for generator and transmission outages, including testing and maintenance.

Up-to-date information on daily dispatch margins, renewable energy forecasts and interconnector availability.

Data relating to system and renewable energy use in our electricity system.

We're here to help. Get in touch with a member of the team if you have questions about the transmission system.

The grid