Eleven people were injured in the explosion, two of them are in serious condition, according to the Seine-et-Marne prefecture.
Le Parisien has reported that the victims were burned by a chemical and have been taken to a local hospital.
The police have set up a security perimeter on the ground, and the authorities have asked people to avoid the area. The origin of the explosion remains unknown at the moment.
An investigation has been opened to identify the circumstances of the incident, the prefecture of Seine-et-Marne stated.