Most Departures Halted At London Heathrow As Fueling Systems Have Stopped Working

All fueling systems have stopped working at Heathrow Airport. Mots of London Heathrow Airport departures could be suspended for hours due to a process malfunction with the Jet A-1 supplies from the onsite fuel farm. 

UPDATE 1425UTC Refueling then takeoffs have resumed. 

UPDATE 1406UTC Teams have been deployed to investigate the issue. 

UPDATE 1355UTC Full loss of fuel to both terminal 5 and central terminal area.

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