Connections
Clean energy projects to be prioritised in grid connections…
8 Jul 2025 - 4 minute read
Today, 8 July, marks the opening of our Connections Reform evidence submission window, the next…
CSNP methodology consultation
This document sets out an overview of the methodology we will be following to carry out the Centralised Strategic Network Plan (CSNP). The consultation will run from 30 June and close at 17:00 on Friday 1 August 2025. Once closed, we will analyse and consider feedback to update the methodology where appropriate.
North Hyde Review
NESO publishes its final report from the review into the North Hyde Substation outage which took place on 20 March and led to the closure of Heathrow Airport.
The final report presents the root cause of the incident, explains why the power outage occurred, and provides recommendations for improving the resilience of essential services, including Critical National Infrastructure (CNI), to energy disruption in the future.
Winter Outlook Early View 2025 Report
Read our 2025 Winter Outlook Early View report, this report provides early visibility of our electricity security of supply analysis for the coming winter. We hope it helps support industry stakeholders to prepare effectively for the period.
Our Clean Power 2030 advice to Government
Read our comprehensive and independent analysis of how to achieve Clean Power in 2030. Our analysis concludes that Clean Power is a huge challenge but is achievable for Great Britain by 2030.
We're here to help
We are committed to supporting our customers, providing the right service and support when you need it and in a way that suits you. Our newly created NESO help centre provides immediate access to our to our most popular queries and frequently asked questions. Alternatively, you can access our dedicated customer support team by phone or email, who can offer you responsive, personalised support.
Great Britain's Energy Statistics
Ever wonder how much energy is generated and used in Great Britain?
Our control room experts continue to balance supply and demand second by second and you can follow the mix live in the carbon intensity dashboard or download our carbon intensity app – available on Google Play Store and The App Store.
You can also see Great Britain's monthly energy generation and how much came from sources such as wind, solar and biomass in our monthly snapshot.
News
Keen to learn more about how we balance the grid? See our latest stories below.
About NESO
NESO is the National Energy System Operator for Great Britain. We move power around Great Britain to keep homes and businesses supplied with the energy they need 24/7, 365 days a year. This is the first time in Great Britain that one organisation will plan and operate the whole energy system.
Could you keep Great Britain's lights on?
To give you some small insight into our world at NESO, we’ve developed a game where you can attempt to balance the grid, keeping it stable while facing some of the challenges our control room operatives experience daily.
Power cut in your area?
Experiencing a power cut? Find out what to do and who to contact.
Join our digital engagement panel
We’re always looking for ways to improve your experience, and your input is vital in helping us focus on what’s important to you. By joining our digital engagement panel, you’ll have the opportunity to share your thoughts and ideas about our online services.