-
The third explosion at the Daiichi plant
The third explosion at the Daiichi plant in four days damages the suppression pool of reactor No. 2, similar to an explosion occurring at No. 1 over the weekend. Water continues to be injected into "pressure vessels" in order to cool down radioactive material. -
Japan's nuclear agency
Japan's nuclear agency raises the Fukushima Daiichi crisis from Level 5 to a Level 7 event, the highest level, signifying a "major accident". It is now on par with the 1986 Chernobyl disaster in the former Soviet Union, which amounts to a "major release of radioactive material with widespread health and environmental effects requiring implementation of planned and extended countermeasures." -
Japan's Nuclear Emergency Response Headquarters
Japan's Nuclear Emergency Response Headquarters reports that reactors 1, 2 and 3 at the Fukushima Daiichi nuclear power plant experienced a full meltdown. -
The Fukushima Nuclear Accident
The Fukushima Nuclear Accident Independent Investigation Commission's report finds that the Fukushima Daiichi nuclear crisis was a "man-made disaster" that unfolded as a result of collusion between the facility's operator, regulators and the government. The report also attributes the failings at the plant before and after March 11 specifically to Japanese culture
