Human error blamed after spent fuel removal operations halted at Fukushima Daiichi
Tokyo Electric, the utility decommissioning the Fukushima Daiichi nuclear power plant in Japan, determined that human error is the most likely cause for the alarms which stopped work removing spent fuel assemblies from…
Alarm brings fuel retrieval from Fukushima Daiichi Unit 4 to a halt
Workers at the Fukushima Daiichi nuclear power plant have been forced to halt removal of spent fuel rods from the Reactor 4 spent fuel pool. The pool contains 1,533 fuel rods, 1,331 of…
More progress made overhauling site than decommissioning reactors at Fukushima Daiichi
In the three years since the start of the Fukushima Daiichi nuclear disaster there has been a plethora of drastic changes made to the landscape of the Fukushima Daiichi nuclear power plant including;…
Underground nuclear waste disposal facility locations difficult to locate in Japan
All of Japan’s nuclear reactors are offline, but that is not stemming the debate about what to do with the nation’s stockpile of nuclear waste. Nuclear Waste Management Organization (NUMO) is the organization…
Japans regulators establish screening items for reprocessing plant
Members of the Nuclear Regulation Authority in Japan are encouraging officials of Japan Nuclear Fuel Limited to explain how they have readied the Rokkasho reprocessing facility for disasters and accidents. The Rokkasho Reprocessing…
March 16th, 2011 – Estimate time for boil-dry times for a typical spent fuel pool
Estimate time for boil-dry times for a typical spent fuel pool Source: RTM Table D-1 (see figure below) Assumptions: (1) Full core recently discharged (see box in figure) (2) 100 days after shutdown…
NRC to review spent fuel regulations
After more than 20 years of non-action, the United States Nuclear Regulatory Commission is reviewing its policies, regulations, guidance, and technical needs in several key areas, such as: retrievability, cladding integrity, and safe…
March 24th, 2011 – Neutron source found 1 mile from Fukushima Daiichi – Maybe from Unit 3 explosion
Male Participant: You know, we do believe that based on information from TEPCO and identification of neutron sources, you know, found at the one mile from the plant that some fuel may have…
Cracks found in spent fuel rods at Hamaoka nuclear power plant
An investigation by Chubu into the status of spent fuel stored in the spent fuel pool from the Unit 1 reactor of the Hamaoka nuclear power plant found cracks and other deformations among…
Japan officials considering move to become reprocessing center for spent nuclear fuel generated across Asia
Japanese reports show that government officials are being lobbied to begin reprocessing spent nuclear fuel from Korea, Vietnam, and other Asian countries, as it would “strengthen” Japan’s diplomacy, security and the country’s economy…
TEPCO making plans to remove spent fuel from Fukushima Daiichi Reactor 4
TEPCO plans to start removing spent fuel from the Unit 4 reactor building starting in November of this year, and has already started bringing in cranes and heavy equipment for the removal work. …
For nuclear plants on active faults, reactors aren’t only risk
Japan’s Nuclear Regulation Authority is not just worried about the safety of the nuclear reactors at the Tsuruga and Higashidori nuclear power plants, they also have raised concerns about the combined 800 tons…
TEPCO investigation finds multiple spent fuel pools at Kashiwazaki-Kariwa plant house damaged spent fuel assemblies
After a Level 1 incident was announced upon the disclosure of two deformed fuel rods which were stick together at the Kashiwazaki-Kariwa nuclear power plant, TEPCO investigated 65 spent fuel assemblies at the…
Spain shuts down oldest nuclear reactor
The Garona nuclear power plant is shutting down in order to avoid new taxes that would render the plant unprofitable. Spain is introducing higher taxes on electricity generation as a measure to address…
Cracks found at central spent nuclear fuel storage facility for all of Swedish nuclear reactors
The Swedish Radiation Safety Authority has asked nuclear waste contractors at the Oskarshamn nuclear plant to review their security requirements after cracks were found in the pools where nuclear waste is stored on…
Scientists baffled by discovery that “cobwebs” on spent nuclear fuel is actually bacteria
Savannah River scientists have confirmed that a material resembling a cobweb which was found to be growing on spent nuclear fuel in the L Basin, is actually a form of bacteria with DNA…
In-Focus Japan: Japan to aid disaster debris disposal in North America – Spent Fuel Concerns – Permanent waste storage site considered at national forest
Cabinet ministers discuss abolishment of nuclear power On Tuesday, National Policy Minister Motohisa Furukawa reminded his fellow cabinet ministers that since the Fukushima Daiichi nuclear disaster, the opinion polls have shown more and…
TEPCO studying how to remove fuel rods from crippled Reactor 4 spent fuel pool
In July, workers at Fukushima Daiichi removed 2 unused fuel assemblies from the spent fuel pool of Reactor 4. On Monday, TEPCO examined one of the assemblies to determine the extent of the…
April 6th, 2011 – 22 percent of US spent fuel inventory is in dry cask storage
From: McIntyre, David [mailto:[email protected]] Sent: Wednesday, April 06, 2011 9:25 AM To: Paine, Anne; Burnell, Scott; Hannah, Roger Cc: Hayden, Elizabeth Subject: RE: spent fuel pools versus dry cask storage I guess I…
March 18th, 2011 – NRC Reactor Safety Team Spent Fuel Pool Fukushima Daiichi Cooling Recommendations for mitigation of dose rates
311812011 (1423 EDST) NRC Reactor SafetyTeam Spent Fuel Pool Fukushima Daiichi Cooling Recommendations for mitigation of dose rates All options assume addition of boron or other poison, If available and continuous. Water flow should be maintained…
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