Fukushima Daiichi Nuclear Disaster

  • Construction Began

    Construction began to build the Fukushima Daiichi Nuclear Power Plant. The purpose of the plant is to split uranium atoms to create power.
  • Commission Date

    The plant began running.
  • Tohoku Earthquake

    9.0 earthquake that caused the tsunami.
  • Tohuku Tsunami

    It disabled the power supply and cooling of three Fukushima Daiichi reactors.
  • Nuclear Accident

    The accident was rated 7 on the INES scale. An evacuation order is issued for persons within 3 km of the Fukushima Daiichi NPP.
  • Aftermath

    The core of reactor one has now completely melted and falls to the bottom of the reactor pressure vessel. There is a massive explosion in the outer structure of unit one. The concrete building surrounding the steel reactor vessel collapses as a result of the explosion; however no damage is believed to have been assisted to the reactor itself. Four worker are injured.
  • Aftermath II

    People were radiation tested. A second explosion is possible.
  • Aftermath III

    The unit 3 reactor building explodes, injuring 6 workers. A major part of the fuel in reactor three drops to the bottom of the reactor pressure vessel. Core damage starts occurring in reactor two.
  • Aftermath IV

    2 bodies were discovered in the basement turbine room, most likely because the workers ran there during the tsunami.
  • Result

    A total of an estimated 19,000 people died in this devastating incident