Stepnogorsk (; ) is a town in Akmola Region, Kazakhstan. History Stepnogorsk was established in 1959, and has been a town since 1964. It is located about 200 km North-East of Nur-Sultan. It began as a closed town with code names Tselinograd-25 (), Makinsk-2 (). The town is known as a nuclear and biochemical site, which was known as the Stepnogorsk Scientific and Technical Institute for Microbiology. Population References External links STEPNOGORSK Online - Unofficial web site since 1999 mirror (in Russian) Advertising and Information Portal town Stepnogorsk Kazakhstan (in Russian) Cities and towns in Kazakhstan Populated places in Akmola Region Cities and towns built in the Soviet Union Populated places established in 1959 Weapons test sites 1959 establishments in the Soviet Union