House of Commons · Written Ministerial Statement
North Hyde Substation Outage Review: National Energy System Operator’s Publication of Final Report
02 July 2025 · Department for Energy Security and Net Zero
Proposed by Michael Shanks Lab Rutherglen
Summarised by AI from the official record, so it can contain mistakes.
At a glance
Key points
- The National Energy System Operator has published the final report on the North Hyde Substation incident.
- The incident disrupted power supply to over 70,000 customers, including Heathrow Airport.
- The Department will work with NESO and Ofgem to implement recommendations for improving energy resilience.
Issue summary
The statement addresses the publication of the final North Hyde Substation Review report by the National Energy System Operator (NESO) following an incident that disrupted power supply to over 70,000 customers including Heathrow Airport.
Action requested
My Department will collaborate with NESO and Ofgem to deliver and implement recommendations aimed at improving energy resilience across the sector. A response to the report’s findings and recommendations will be published by my Department in due course.
Key facts
- The incident occurred following a large fire at the North Hyde Substation.
- Over 70,000 customers were affected, including Heathrow Airport.
- NESO's interim report was published in May 2025 and the final report has been completed.
- Recommendations address resilience of energy infrastructure, response and restoration, and enhancing resilience of critical infrastructure to energy disruption.