It is part of the Tuva volcanic province of the Baikal Rift Zone, which is linked to a hotspot that has raised the terrain as high as . Activity in the rift zone started in the Oligocene and reached its maximum during the Miocene. Together with the Oka Plateau, the Azas Plateau forms the East Sayan province of the Baikal Rift Zone. Activity in the Azas Plateau has been influenced by a tectonic graben in the area. The Azas Plateau is the largest lava field in the Tuva volcanic province. The Jom-Bolok volcanic field may be related to the Azas Plateau.