Since Ozyorsk/Mayak (named Chelyabinsk-40, then Chelyabinsk-65, until 1994) was not marked on maps, the disaster was named after Kyshtym, the nearest known town.
Sejak Ozyorsk / Mayak (bernama Chelyabinsk-40, kemudian Chelyabinsk-65, sampai 1994) tidak ditandai di peta, bencana tersebut dinamai menurut Kyshtym, kota terdekat.