The Fukushima Daiichi nuclear disaster was an energy accident at the Fukushima Daiichi Nuclear Power Plant in Ōkuma, Fukushima Prefecture, initiated primarily by the tsunami following the Tōhoku earthquake on 11 March …
IAEA experts at Fukushima Daiichi Nuclear Power Plant Unit 4, 2013
The Fukushima reactor control room in 1999
Aerial view of the station in 1975, showing separation between units 5 and 6, and 1–4. Unit 6, not completed until 1979, is seen under construction.
Unit 4 after the hydrogen explosion. The bright yellow object is the lid of the Reactor Containment Vessel. The green object is the crane for the spent fuel pool.