Dolon (also known as Chagan and Semipalitinsk Dolon) is an air base in Semipalatinsk, Kazakhstan, that served as a major Cold War bomber base with significant tarmac space and over 50 revetments. Dolon Southwest, a former airfield 32 km to the south, no longer exists. Units based at Dolon included: The 79th TBAD was under the control of Long Range Aviation from 1957 to 1960, the 8th independent Heavy Bomber Aviation Corps (later to become the 30th Air Army) from 1960 until 1980,and, finally, the 37th Air Army from 1980 until 1992.