Company of Japanese Tokyo power (the following abbreviation east report) will admit on Feburary 24, on March 11, 2011 east in the accident of that nucleus leak that Japanese earth shake causes, underestimated reactor of blessing island nuclear accident to pile the serious degree with fused core. Before this, east report all the time firm say at that time is injury piling core nevertheless. The accident goes nearly 5 years, progress of not only aftertreatment involving kind is slow, the brawl around nuclear accident is ceaseless, the sequela of that terrible accident still of brandish do not go.
Piling core to fuse is to show nuclear reactor temperature rises exorbitant, cause fuel club to fuse and produce damaged accident. This is the nuclear power plant is the most serious situation in the accident of likelihood happening. On March 14, 2011 before dawn 5 when, blessing island scale of 3 unit loss amounts to the first nuclear power plant 30% , scale of an unit loss is in in the morning 7 when amount to 55% , both all be in caboodle core fused condition. However, report is reporting to the government east reach when explaining to media, still insist to think to be in condition of injury piling core only at that time, after 2 months, report just admits caboodle core is fused east. This year Feburary, report just made known his position to clear up the standard with caboodle fused core eventually east.
On Feburary 15, report discards as useless in concerned nuclear reactor east express on the colloquium of the problem, to solve blessing island problem of sewage of the first nuclear power plant builds wall of water of frozen earth block, from freeze construction end to predict to need 8 months time. Because when begin to freeze tardy uncertain, government and east report is striven for finish inside 2015 year freeze impossible already. Current, blessing island the first nuclear power plant the 1 nuclear foul water that still produces to need about 300 tons to handle everyday to 3 aircrew.