The IAEA has reported new information about the status of Units 1, 2 and 4 at Fukushima Daini nuclear power plant. All units automatically shut down after the earthquake on March 11. All units have […]
The sequence of events at Unit 3 seems to be following the pattern that occurred at Unit 1. When the pressure becomes too high and risks the integrity of the containment vessel, it is necessary […]
The IAEA has reported that Japan’s Nuclear and Industrial Safety Agency (NISA) has provided further information about the hydrogen explosion that occurred at Unit 3 reactor at the Fukushima Daiichi nuclear plant. A hydrogen explosion […]
A second hydrogen explosion has been reported at Fukushima Dai-ichi nuclear plant. The explosion occurred at Unit 3, and was a known risk as a result of venting required to reduce pressure in the containment […]
The 2011 Sendai earthquake was a 9.0 magnitude earthquake off the northeast coast of Japan that occurred at 14:46 JST (05:46 UTC) on 11 March 2011. The epicenter was reported to be 130 kilometers off […]
Kyodo News has reported that a cooling system pump has stopped at the Tokai nuclear power plant in Ibaraki Prefecture, south of Fukushima. Tokai No. 2 Power Station, operated by Japan Atomic Power Co., shut […]
The IAEA has been informed by Japanese authorities that radioactivity levels at the Onagawa nuclear power plant have returned to normal background levels. A low state of emergency (Article 10) was declared at the plant […]
WNN has outlined the sequence of events at Fukushima Daiichi. Only three reactors, Units 1, 2 and 3, all boiling water reactors, were in operation at TEPCO’s Fukushima Daiichi nuclear power plant when the biggest earthquake […]