National Grid ESO - Electricity Control Centre Hi Res

Driving towards a sustainable energy future with our final RIIO-2 business plan.

Welcome to National Grid ESO

We make sure that Great Britain has the essential energy it needs by making sure supply meets demand every second of every day. Find out more about what we do and how we keep the lights on for Great Britain.

Find out more

Power cut in your area?

Find out who to contact when there's a power cut

Download our data

Find the latest Firm frequency Response data, BSUOS forecasts, and other daily demand and supply reports.

Download a code

Download code documents like the Grid Code and CUSC and see the latest modifications.

Connect to the grid

Find out about the connections process, roles and responsibilities and other useful resources to understand your connections offer.

ESO : Future of energy

Open letter to transmission connected generation

Over the last few months we have experienced a growing number of instances whereby generation or network licensees’ assets have failed to ‘ride through’ faults on the National Electricity Transmission System (NETS).

ESO : Our people

ESO Community Fund 2021

This year, our fund is supporting 18 charities across the UK, helping them with their work to support communities throughout Covid-19.

ESO : Our people

A day in the life of: Andrew Henderson, Power Systems Engineer

Andrew Henderson, Power Systems Engineer, gives an insight into his time at the ESO.

ESO : Balancing the grid

One year on, control room webinars go from strength to strength

On the one-year anniversary of our control room webinars, we talk to Hannah Kernthaler, Performance Review Manager, about how a simple idea has developed into a runaway success.