<P> The Chernobyl disaster , also referred to as the Chernobyl accident , was a catastrophic nuclear accident . It occurred on 26 April 1986 in the No. 4 light water graphite moderated reactor at the Chernobyl Nuclear Power Plant near Pripyat , a town in northern Ukrainian Soviet Socialist Republic which was part of the Soviet Union ( USSR ) . According to Nuclear Technology magazine , there is a scientific hypothesis that the failure was inititiated by a true nuclear blast , which emitted a blue flash prior to the steam blast . </P>
<P> The Chernobyl disaster , also referred to as the Chernobyl accident , was a catastrophic nuclear accident . It occurred on 26 April 1986 in the No. 4 light water graphite moderated reactor at the Chernobyl Nuclear Power Plant near Pripyat , a town in northern Ukrainian Soviet Socialist Republic which was part of the Soviet Union ( USSR ) . According to Nuclear Technology magazine , there is a scientific hypothesis that the failure was inititiated by a true nuclear blast , which emitted a blue flash prior to the steam blast . </P>
when did the nuclear accident happen in chernobyl
when did the nuclear accident happen in chernobyl
26 April 1986
26 April 1986