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NESO

  • Power restored to Heathrow terminals seven hours before flights resumed

    Transport and infrastructure

    Power was restored to Heathrow airport’s terminals seven hours before flights resumed on the day it was closed because of a substation fire, an investigation has found. An interim report by the National Energy System Operator (Neso) found the flow of electricity to all four of the west London airport’s passenger terminals was restarted by [...]

  • Grid connection for clean energy firms to be fast-tracked, ministers say

    Politics

    Grid connections for businesses delivering clean energy are to be prioritised, ministers have said. The government has said so-called ‘zombie projects’ which hold up the queue for National Grid connectivity are set to be axed from the waiting list. While industries including data centres and AI, wind energy and solar projects will be accelerated for [...]

  • Heathrow fire ‘not believed suspicious’ but under Met counter-terror probe

    Politics

    The cause of the fire which shut down Heathrow Airport is “not believed to be suspicious” but is under investigation by the Met Police counter-terrorism squad, a minister has said. Transport secretary Heidi Alexander updated MPs on the “unprecedented” power outage which shut Britain’s busiest airport over the weekend in the House of Commons on [...]

  • Grid operator to ‘urgently investigate’ Heathrow power outage after fire

    March 22, 2025

    Energy secretary Ed Miliband has ordered the National Energy System Operator to “urgently investigate” the power outage caused by a substation fire that shut Heathrow Airport on Friday. He is working with Ofgem and using powers under the Energy Act to formally launch the grid operator’s investigation. “We are determined to properly understand what happened [...]

  • UK’s data centre ambitions threatened by grid red tape

    February 6, 2025

    Delays connecting to the electricity grid may risk the UK’s position in the global AI race, as proposals for new data centres are pushed down the track, experts have warned. The National Energy Systems Operator (NESO) is grappling with a major backlog, and it is understood that any proposed big infrastructure project looking to hook [...]

  • Green light for £2bn North Sea cable to power millions of UK homes

    November 15, 2024

    A £2bn subsea and underground cable which will power millions of UK homes has received final funding approval today. The 196km-long Eastern Green Link 1 (EGL1) cable, which will be primarily laid under the North Sea, is expected to bolster the UK’s energy security and reduce customer bills by £870m per year. The National Energy [...]

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