On November 11, an accident happened at the Ingulskaya mine of the state enterprise Vostochiy Mining and Processing Works.
A breakthrough of the hydraulic filling mixture occurred in the underground workings of the depleted block and the horizon was flooded.
Four employees of the private enterprise Svitex were at the site at the moment. Two of them were able to leave the accident zone on their own, while the fate of the other two remains unknown.
A commission has been created to investigate the accident.