The London City airport was declared safe Friday after reports of a chemical incident caused an evacuation of there, firefighters said.
“Two full sweeps of the airport building were carried out jointly by both firefighters and police officers wearing protective equipment,” said London Fire Department said in a statement.
“No elevated readings were found and the building was ventilated, searched and declared safe.”
London City Airport was evacuated Friday after a number of passengers reported feeling unwell, police said.
Reports of a “chemical incident” sent three fire engines and “a range of specialist appliances” to the scene, the London Fire Brigade said in a statement.
Officials said the cause of the incident is unknown.
“The airport has been evacuated as precaution,” London’s Metropolitan Police said.
The city’s ambulance service said it was treating 26 patients at the scene for difficulty breathing. Two were taken to the hospital, the service said.
On Twitter, the airport said the terminal had been evacuated due to a fire alarm.
London City Airport focuses on business travelers heading to destinations in the UK, Europe and the United States. It’s in east London.
London City Airport is the closest airport to central London.
Far smaller than Heathrow and Gatwick, the major airports in London, it serves more than 40 destinations, according to its Facebook page.
Passengers who evacuated the airport Friday shared stories of frustration and concern on social media.
Boxer David Haye said he wouldn’t be able to make it to a fight in Scotland.
“City Airport got evacuated when everyone started coughing uncontrollably,” he said on Twitter.