July 21, 2014

The March 11, 2011, earthquake did not start the Fukushima accident. Japan’s Nuclear Regulation Authority has concluded that it was the tsunami which caused the full station electrical blackout. The panel of NRA experts rejected the government’s 2012 NAIIC...

How Safe is “safe enough” in Japan?

July 19, 2014 The question of “how safe is safe enough” has suddenly emerged in Japan. The reason is the Nuclear Regulation Authority’s approval of Kyushu Electric’s submittal on safety improvements for Sendai units 1&2. The NRA says Sendai meets all of their...

July 17, 2014

Japan’s nuke watchdog says the two Sendai units meet the new, strict safety standards. While this is not the final approval for restarts, it is a major step in that direction. The Nuclear Regulation Authority’s decision-making panel approved a draft report...

July 13, 2014

Typhoon Neoguri’s approach to F. Daiichi produced numerous headlines. Tepco posted a Press release concerning preparations made just in case the typhoon struck with full fury. Since all reactor buildings were already strong enough to withstand the most severe typhoon...

July 9, 2014

The removal of fuel from unit #4 has been suspended until September. The reason is for scheduled maintenance and inspection of the ceiling (polar) crane used to move the transport casks in and out of the pool. http://www.tepco.co.jp/en/decommision/index-e.html The...

July 7, 2014

Many Okuma evacuees still choose to not go home. Last October, 67% of the Okuma evacuees said they do not wish to return. The dissenting residents of Nogami district of Okuma, 8 kilometers west of F. Daiichi, say they want more state compensation to buy homes outside...

June 30, 2014

In a June 30 posting, Tepco reports 1188 fuel bundles have been removed from the unit #4 pool. This means more than three-fourths of the bundles (76.5%) have been safely transferred. 1166 (88%) of the 1,331 spent (irradiated) bundles have been removed....

215th Carnival of Nuclear Energy Bloggers

June 29, 2014 The Hiroshima Syndrome’s Fukushima Commentary is proudly hosting the 215th Carnival of Nuclear Energy Bloggers. This week’s edition includes articles by Rod Adams, Dr. James Conca, Meredith Angwin, Margaret Harding, Brian Wang, Will Davis, and (your’s...

June 26, 2014

Tepco reports that 1122 of 1533 fuel bundles have been removed from unit #4. 1100 of them are spent (irradiated) bundles, with another 331 yet to be transferred. Fuel bundle removal now stands at 73% without incident. http://www.tepco.co.jp/en/decommision/index-e.html...

June 23, 2014

The hi-tech multi-isotopic removal facility, ALPS, has returned to full operation. All three parallel streams are in operation for the first time since March. Tepco says it is a final test run. When the test will end has not been stated. The most recent problem of...

June 19, 2014

F. Daiichi’s hi-tech wastewater treatment system (ALPS) will resume full operation. ALPS has been plagued by a series of problems since its test-operation period began last year. There are three parallel lines of operation, but technical issues have kept one or more...

June 16, 2014

Tepco reports that 1078 fuel bundles have been removed from the unit #4 pool. This is slightly more than 70% of the total 0f 1533 that was in the pool before the transfer operation began late last year. Of the total number safely transferred, 1056 were used...

June 12, 2014

Decontamination continues to significantly reduce radiation levels inside the F. Daiichi exclusion zone. Six locations where “experimental” decontamination has occurred were the focus of a new monitoring survey. Communities where estimated annual exposures were...

June 9, 2014

1034 fuel bundles have been removed from unit #4 storage pool (SFP). There have been a total of 47 transfer cask operations. This is more than 67% of the 1533 bundles that were in the SFP when the process began in November. 1012 of the transferred bundles were used...
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