Finance

Heathrow Airport fire not a criminal matter, UK police say

Published by Global Banking & Finance Review

Posted on March 25, 2025

1 min read

· Last updated: January 24, 2026

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Heathrow Airport fire not a criminal matter, UK police say
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UK Police Declare Heathrow Airport Fire Non-Criminal

LONDON (Reuters) -British police said a fire which caused Heathrow Airport to close for 18 hours last week was no longer being treated as a potentially criminal matter.

Heathrow, Europe's busiest airport, shut on Friday after a fire at a nearby substation cut its power supply, stranding over 200,000 people, costing airlines millions of pounds and prompting questions over the resilience of UK infrastructure.

On Friday, London's Metropolitan Police said the counter-terrorism unit would lead the investigation into the causes of the fire given the critical nature of the incident.

Reporting back on Tuesday, the police said it was no longer treating the fire as a potentially criminal matter.

"Following enquiries to date, officers have found no evidence to suggest that the incident was suspicious in nature," the police statement said.

The government and Heathrow have both commissioned reviews into what happened, amid the fall-out from the fire which has seen both the airport and National Grid, owner of the sub-station, defending their operations and response.

(Reporting by Sarah Young; editing by William James)

Key Takeaways

  • Heathrow Airport closed for 18 hours due to a fire.
  • The fire was initially investigated as a potential criminal matter.
  • Police found no evidence of suspicious activity.
  • The incident raised questions about UK infrastructure resilience.
  • Heathrow and National Grid are reviewing their responses.

Frequently Asked Questions

What is the main topic?
The main topic is the Heathrow Airport fire and its classification as a non-criminal incident by UK police.
What caused the Heathrow Airport closure?
A fire at a nearby substation cut power supply, causing the closure.
Who is investigating the incident?
The counter-terrorism unit initially led the investigation, but it is no longer treated as criminal.

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