In the Chelyabinsk region, a series of explosions occurred on the territory of the military enterprise "Plastmass." As a result of the incident, at least four people were killed.

In the city of Kopeysk, located in the Chelyabinsk region, explosions occurred on the territory of one of the industrial facilities. The incident was initially reported by the publications "Ostorozhno, novosti," 74.RU, and ASTRA, and later this information was officially confirmed by the regional governor Alexey Teksler.