
Unrepaired National Grid Fault Caused Heathrow Fire and Major Travel Chaos, Report Reveals
London, UK – A critical fire at an electrical substation in March, which crippled operations at London’s Heathrow Airport and led to widespread travel disruption, has been definitively traced to a long-standing issue involving moisture and deferred maintenance, according to a new report. The findings, published on Wednesday, July 2, 2025, by the National Energy…