A severe heatwave is driving up electricity demand in Great Britain, prompting the grid operator to issue a rare summer warning for extra powerExecutive summary: Great Britain’s grid operator (Neso) released a rare summer power supply warning for Wednesday evening due to an intense heatwave raising electricity demand from fans and air conditioning. The warning signals potential strain on the grid, risk of supply shortfalls, and could trigger price spikes or activation of emergency reserves. National Grid ESO (Neso),power plant operators,households and businesses increasing cooling load,regulators such as Ofgem The grid operator may request additional generation from power plants, implement demand‑response measures, and monitor real‑time balances; if demand persists, higher wholesale prices or controlled load shedding could follow.The National Grid ESO (Neso) issued an unusual summer power supply alert for Wednesday evening as temperatures climb, pushing households to run fans and air conditioning at higher levels. The warning indicates that the system may need to call on reserve generation or demand‑response measures to avoid a shortfall. While no outage has been reported, the situation underscores the growing sensitivity of the UK grid to extreme weather events.Connected developmentsCanicule : un réacteur nucléaire arrêté, des baisses de production dans deux autresQatar Says LNG Exports Could Return to Normal Within WeeksHot weather behind rise in retail sales in Great Britain in MayFewer than half of commuters in Great Britain think train fare value for moneyMost of Great Britain’s major rail operators are back in public hands – is it working?Open the full case file on Beyond →
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