Citizens' Nuclear Information Center
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CNIC Report (23 July 2007) At 10:13 am on July 16 a magnitude 6.8 earthquake struck just off the coast of Niigata Prefecture on the Japan Sea side of Honshu, Japan’s largest island. As...
As reported in NIT 117, a web of falsification and deception in Japan’s electric power industry was uncovered late in 2006. On 30 March 2007, all 12 power companies submitted reports to the government....
Only the most hard boiled egg heads took much notice when on June 15 the Hamaoka-5 reactor (ABWR 1380 MW) shut down automatically due to “excessive turbine vibration”, so it was quite a shock...
The first publicly disclosed leak during the active tests at Rokkasho reprocessing plant occurred at 3:40 am on 11 April 2006. Forty liters of radioactive fluid leaked from the hull rinser vessel, which is...
In September 2005 in Vienna the Chernobyl Forum released a report which estimated that around 4,000 people could have died or could die in the future as a result of exposure to radiation from...
Problem of damaged control rods spreads Major damage to control rods, including cracks in over 40 places, was first identified in Toshiba control rods at the Fukushima I-6 reactor on January 1st during a...
On August 16th all three reactors tripped automatically at Tohoku Electric Power Company’s Onagawa Nuclear Power Plant in response to a magnitude 7.2 earthquake off the coast of Miyagi Prefecture. The direct reason...
On June 8th it was confirmed that there had been yet another leak from the spent fuel storage pool (Figure 1) at the Rokkasho Reprocessing Plant. The location of the leak was a corner...
1. What was the Mihama-3 accident? Nearly a year has passed since a pipe ruptured in the secondary system of Kansai Electric Power Company’s (KEPCO) Mihama-3 reactor (PWR, 826 MW, commenced operation 1976). The...
This article begins with a follow-up on the report in NIT 101 about cracks in the Ohi-3 (PWR, 1,180 MW) reactor vessel head, then reports on the cracks that were discovered later in the...
