The explosion in a house in Yerevan Monday morning was caused by the explosion of a propane gas cylinder. Ruben Hakobyan, a representative of the Gazprom Armenia company, told Armenian News-NEWS.am this at the scene

"A 20-kilogram [propane] gas cylinder was connected there, from which a fast water heater was connected. There was a leak from the cylinder or connections, liquefied gas was filled [into the house], which resulted in an explosion with the presence of open flame. That is, in all likelihood, the house was flooded with liquefied gas," he said.

Earlier, Armenian News-NEWS.am reported that a huge collapse took place in Yerevan Monday morning. At around 7:45am, the 911 emergency hotline received a call informing that an explosion had taken place, after which—a collapse. It was found out that a house had completely collapsed, and the rescuers who arrived at the scene found the dead body of a young man under the rubble.