The cause is believed to be an explosion of the gas equipment of the car, which was located inside the service station. The fire spread to neighboring boxes, in particular to where the saltpeter was stored. After the explosion, the fire spread to the NAFTA-24 gas station. As a result, there was another explosion, this time of fuel tanks at this gas station (owned by local businessman Shamkhalov Ibragim, born in 1984). 
The total area of the fire was 600 square meters. As a result of the blast wave, the roofs of non-residential two-story buildings were damaged, and windows were broken in apartment buildings (more than 100 apartments). In addition, the window glass of the Classic Hotel, owned by Abduragim Kimkaev, born in 1959, was damaged. and the store “Wardrobe.
Half an hour after the first explosion, the Typhoon plan was introduced in the city. In total, 16 fire brigades were involved in extinguishing the fire, and assistance was provided by almost 250 police officers from different districts of Makhachkala. The head of the republic, Melikov, and the acting Minister of Internal Affairs of Dagestan, Colonel Vlasov, arrived at the scene.
https://t.me/vchkogpu/40835
VChK-OGPU
It is already known that 8 people died in the explosions in Makhachkala; among the dozens of wounded there are small children. The fire has not been extinguished; it is spreading to houses.
“ВЧК ОГПУ”
