Overview of London Heathrow Airport
London Heathrow Airport, located in West London, is one of the world’s busiest airports, serving as a major international hub. It handles flights to over 200 destinations across 80 countries, facilitating the movement of millions of passengers annually.
Recent Incident: Fire and Power Outage
On March 20, 2025, a significant fire broke out at the North Hyde electrical substation in Hayes, West London. This incident led to a substantial power outage affecting Heathrow Airport and approximately 16,000 homes in the surrounding area. The fire, which started at 23:23 GMT, required the response of 70 firefighters and ten fire engines to bring it under control.
Impact on Airport Operations
The power outage prompted Heathrow Airport to announce a complete shutdown until 23:59 on March 21, 2025. This closure resulted in the diversion of over 120 flights and the cancellation of numerous others, affecting thousands of passengers worldwide. Airlines such as Qantas rerouted flights to alternative airports, including Paris, and arranged ground transportation for affected passengers.
Cause of the Fire
The fire originated from a transformer within the North Hyde substation. While the exact cause remains under investigation, officials have described the incident as “catastrophic,” leading to extensive disruptions in the region.
Heathrow’s Global Standing
Heathrow Airport is Europe’s busiest airport and ranks among the top five globally in terms of passenger traffic. The recent shutdown underscores the critical role it plays in international travel and the widespread impact of any operational disruptions.
Firefighting Efforts and Compensation
The London Fire Brigade’s swift response involved 70 firefighters working diligently to control the blaze. While specific salary details for Heathrow Airport firefighters are not publicly disclosed, firefighters in the UK typically earn between £29,000 and £37,000 annually, depending on experience and rank.

FAQs About the Recent Heathrow Airport Incident
What happened at London Heathrow Airport recently?
A fire at the North Hyde electrical substation caused a significant power outage, leading to the airport’s temporary closure and widespread flight disruptions.
What caused the fire at Heathrow?
The fire started in a transformer within the North Hyde substation. The exact cause is under investigation.
Why was Heathrow Airport shut down?
The power outage resulting from the substation fire compromised airport operations, necessitating a temporary shutdown to ensure passenger safety.
Is Heathrow the busiest airport in the world?
Heathrow is Europe’s busiest airport and ranks among the top five globally in passenger traffic.
How much do Heathrow Airport firefighters get paid?
While specific figures for Heathrow firefighters aren’t publicly available, UK firefighters generally earn between £29,000 and £37,000 annually.
Conclusion
The recent events at London Heathrow Airport highlight the vulnerability of critical infrastructure to unforeseen incidents. The swift response from emergency services and airport authorities aimed to mitigate disruptions and ensure passenger safety. As investigations continue, efforts are underway to restore normal operations and address the challenges posed by such significant disruptions.