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TEPCO hoping equipment will bring the radiation in contaminated water below...
Radioactive water leaks have repeatedly surfaced at Fukushima Daiichi, and recent flyovers have revealed thousands of tanks to store contaminated water lined in sprawled masses across the site. In a...
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WANO update to NRC after Fukushima Reactor 1 Explosion – Not sure if...
UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION JAPAN’S FUKUSHIMA DAIICHI ET AUDIO FILE Saturday, March 12, 2011 MR. VIRGILIO: Bob, good morning. It’s Marty Virgilio. WANO – Good morning, Marty....
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FENOC report on Davis-Besse damage to undergo extensive NRC analysis after...
Background On Oct. 10, 2011, the NRC was informed by FENOC that its workers identified cracks in the shield building while the plant was shut down to replace the reactor vessel head. FirstEnergy...
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Fukushima Daiichi Reactor 2 suppression pool at saturation temperature at...
UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION JAPAN’S FUKUSHIMA DAIICHI ET AUDIO FILE Saturday, March 12, 2011 MR. McDERMOTT: If you’ve seen the media coverage from over the evening, the...
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NRC Transcripts – Once Fukushima Daiichi went into station blackout...
UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION JAPAN’S FUKUSHIMA DAIICHI ET AUDIO FILE WEDNESDAY – MARCH 16, 2011 MALE PARTICIPANT: You know, Pete Lyons in DOE has been just itching to find a...
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Report says Fukushima Reactor 2 containment possibly failed shortly after the...
Researchers from the Japan Atomic Energy Agency have conducted simulations that show that Fukushima Daiichi Reactor 2 may have sustained damage immediately after the earthquake. The simulations...
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Byron Station Reactor 1 in unplanned shutdown for greater than 72 hours after...
On March 11, 2012, at approximately 12:20 p.m. CDT, Byron Station Unit 1 was shut down due to the identification of a leaking valve inside containment. The purpose of this valve is to isolate the...
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March 30th, 2011 – Reactor Status Update – U2 at least some core ex-vessel...
Unit 1 Rx: Shutdown 3/11. 70% core damage. Cooling with 30 gpm. Significant salt deposits in vessel, core spay plugged. Primary pressure 65 psig. Drywell pressure 25 psig. Secondary containment...
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TEPCO’s do or die mission to save nuclear reactor may have caused largest...
Researchers from the University of Tokyo, the Japan Atomic Energy Agency and other experts have examined the crisis response log from the Fukushima Daiichi nuclear disaster. They also checked...
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Hamaoka Unit 5 likely permanently crippled due to seawater corrosion
Chubu Electric Power Company has announced that it detected fresh corrosion from seawater in the Unit 5 reactor. The Japanese government ordered the utility to shut down all 5 reactors onsite in May...
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More progress made overhauling site than decommissioning reactors at...
The Fukushima Daiichi nuclear power plant pictured in March 2011 and March 2014. In the three years since the start of the Fukushima Daiichi nuclear disaster there has been a plethora of drastic...
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Japan seeking international assistance with Fukushima Daiichi fuel removal
On Friday, officials from the International Research Institute for Nuclear Decommissioning (IRID) in Japan attending a seminar asked for input from engineers in Japan and across the world on removing...
View ArticleEnhanced investigation of crippled containment vessels at Fukushima Daiichi...
Tokyo Electric is planning a more expansive investigation of the damaged containment vessels at Fukushima Daiichi Reactor 1, Reactor 2, and Reactor 3. The utility hopes that the information gathered...
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TEPCO says Fukushima Daiichi Unit 3 meltdown worse than estimated
For the last three and a half years, TEPCO engineers have been working to better characterize the state of the melted nuclear fuel in the Fukushima Daiichi nuclear reactors. Now those officials...
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A Fukushima Lesson Unlearned: NRC scraps public rulemaking on weak GE...
The United States Nuclear Regulatory Commission (NRC) typically begins its narrative on the “lessons learned” from the Fukushima Daiichi nuclear catastrophe with Japan’s March 11, 2011accident. Not...
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