This was reported by the press service of Nazarbayev.
He expressed his condolences following a telephone conversation with the country's Defense Minister Nurlan Yermekbayev.
"The first president of Kazakhstan expressed condolences to the families and friends of those killed as a result of this incident and wished a speedy recovery to all victims," the statement said.
Earlier it was reported about a decrease in the intensity of a fire at an ammunition depot in Kazakhstan.
On the evening of August 26, a fire broke out at the warehouse of a military unit in the Zhambyl region, which led to the detonation of ammunition. According to the latest data, five people died as a result of the emergency.