PARIS, March 11 (Reuters) - A major fire broke out on

Monday afternoon at the Esso-ExxonMobil refinery of

Port-Jerome-sur-Seine, located in Normandy, France on the banks

of the river Seine, union and local reprentative at the refinery

told Reuters.

"Yes, (there is) a very big fire on the refinery, a

provisional toll is five people slightly injured," the union

representative said.

The local emergency warning agency said on its X account

that emergency teams are on the ground and that sirens are being

heard and smoke seen.

Spokespeople for ExxonMobil ( XOM ) in France did not immediately

responded to several requests for comment.

(Reporting by Inti Landauro, editing by GV De Clercq)