Japan nuclear engineer says that US reactor was at risk of ‘supercriticality’ during recent emergency. enenews.com The Japanese capital Tokyo has reportedly been hit by an earthquake with a preliminary magnitude of 5.6, according to the Japanese Meteorological Agency. sputniknews.com An International Atomic Energy Agency (IAEA) team of nuclear safety experts has completed an assessment of how ČEZ has followed up on safety recommendations issued during an earlier review. ČEZ is the Czech Republic's largest electricity company and the operator of the country's two nuclear power plants, Temelín and Dukovany. world-nuclear-news.org Westinghouse has invested significant time, resources and effort to address regulatory issues, and has made significant progress with the generic design assessment (GDA) for the AP1000 in the UK, the UK’s joint regulators have said. nucnet.org