The Chernobyl Nuclear Power Plant Exclusion Zone, which is sometimes referred to as the Chernobyl Zone, the 30 Kilometer Zone, the Zone of Alienation, or simply The Zone (Ukrainian official designation: Зона відчуження Чорнобильської АЕС, zona vidchuzhennya Chornobyl's'koyi AES, colloquially: Чорнобильська зона, Chornobyl's'ka zona оr Четверта зона, Chetverta zona) is the 30 km/19 mi exclusion zone around the site of the Chernobyl nuclear reactor disaster and is administered by a special administration under the Ukrainian Ministry of Emergencies. Geographically, it includes the northernmost raions (districts) of the Kiev and Zhytomyr Oblasts (provinces) of Ukraine, and adjoins the country's border with Belarus. A separately administered Belarusian zone continues across the border.