High Quality Content by WIKIPEDIA articles! The Chernobyl Nuclear Power Plant Zone of Alienation (Ukrainian: Зона відчуження Чорнобильської АЕС, zona vidchuzhennya Chornobyl`s`koyi AES) is the officially designated exclusion area around the site of the Chernobyl nuclear reactor disaster.:p.4-5:p.49f.3 It is commonly known as the Chernobyl Exclusion Zone and also as the 30 Kilometer Zone or simply The Zone:p.2-5 (Ukrainian: Чорнобильська зона, Chornobyl`s`ka zona). Established soon after the disaster in 1986 by the USSR military it initially existed as an area of 30 kilometer radius from the Chernobyl Nuclear Power Plant designated for evacuation and placed under military control, it now covers a much larger area and is managed by an agency of the Ukrainian Ministry of Emergencies. The power plant itself and its sarcophagus (and replacement) are administered separately.