Individual involvement in the Chernobyl disaster Individual involvement in the Chernobyl disaster The Chernobyl disaster, () "Chornobylʹsʹka katastrofa," was a nuclear accident that occurred on 26 April 1986 at the Chernobyl Nuclear Power Plant in the Ukrainian Soviet Socialist Republic (then part of the Soviet Union), now in Ukraine. The following is the individual involvement in the accident. Most of the information here is based on Grigoriy Medvedev's work. In the night from 25 to 26 April, in the two power plant complexes, there were 160 people on duty, including technicians and maintenance personnel of the various departments. Three hundred more workers were present at the
Wylfa Nuclear Power Station nuclear station on a site adjacent to the old plant. An application to build two advanced boiling water reactors was submitted by Horizon Nuclear Power to the Office of Nuclear Regulation on 4 April 2017. Wylfa was the second nuclear power station to be built in Wales after Trawsfynydd in 1959. Following the closure of Trawsfynydd in 1991, Wylfa became Wales' only nuclear power station. Construction of Wylfa, which was undertaken by British Nuclear Design & Construction (BNDC), a consortium backed by English Electric, Babcock & Wilcox Ltd and Taylor Woodrow Construction, began in 1963. The reactors were supplied by