"As of 1:50 p.m. [10:50 GMT], the burning area is 35,000 square meters," the ministry said.
According to rescuers, one person has died and 13 have been injured so far as a result of the fire. Arson is considered to be one probable cause for the incident, emergency services told Sputnik.
"According to updated information, 11 people were injured, two of them were taken to the hospital, nine received ambulatory medical care," a representative of rescuers told Sputnik.
The fire has been assigned the third degree of complexity with two helicopters deployed to combat the fire outbreak, the emergency ministry said.
The building and the contents of the burning Ozon warehouse were insured for over $278 million, an insurance market source told Sputnik on Wednesday.