Many Parisians and residents of Île-de-France heard a noise resembling a loud explosion on Wednesday.

Don't panic: it was actually a fighter plane that broke the sound barrier, as announced by the prefecture. 

The significant noise heard late Wednesday morning in Paris and the Paris region was caused by a fighter plane that broke the sound barrier, we learned from the Paris Police Prefecture.

This noise, heard shortly before noon, sparked many reactions and questions on social networks.

"There is no explosion", tweeted the Prefecture of Police, calling on the population not to "clutter the emergency lines".

A very important noise was heard in Paris and in the Paris region.

There is no explosion, it is about a fighter plane which crossed the sound barrier.


Don't clutter up the emergency lines!

- Police Prefecture (@prefpolice) September 30, 2020

ÎLE-DE-FRANCE: Loud bang heard throughout Paris and its suburbs.

It is about a fighter plane having crossed the sound barrier (prefecture).

# Explosionpic.twitter.com / 8wF8CWFbJf

- French Info (@InfosFrancaises) September 30, 2020