We are becoming a separate company

In April 2019, the Electricity System Operator is becoming a separate company within the National Grid Group. Find out more about what this change will mean.
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Electricity System Operator
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Electricity System Operator

As the Electricity System Operator (ESO) in Great Britain, we balance electricity supply and demand in real time.
Future of the ESOWhole electricity systemPublications

Balancing data

Future of balancing services

Winter Outlook

Balancing services

TNUoS charges

BSUoS charges

Sustainability

Green GB Week - The Energy System of the future

On 15 October the UK government launched Green GB Week. This week highlights the opportunities clean growth offers the UK and raises understanding of how businesses can contribute to tackling climate change.

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Top articles

  1. Shaping the whole electricity system of the future
  2. ESO prepares for first legally separate price control
  3. Innovating for our energy future
  4. ESO publishes first ever Forward Plan
  5. Investing for the future

Power cuts

Call 105 if there is a power cut. Don't call your electricity supplier.

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Domestic connections and homeowners

We do not connect directly to homes or other domestic properties. Find out who to contact with questions about your meter, energy supplier, or bill.

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