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Reactors

The Latest 

SimplyInfo.org; Annual Report – Reactor Technical Developments

March 12, 2020March 11, 2020 Editor 0 Comments annual report, decommissioning, fukushima, Reactors, research, technical development

This is one section of our annual report, the full report can be found here. We will be posting a

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The Latest 

TEPCO To Test Halt Of Water Injection At Fukushima Daiichi

December 1, 2018 Editor 0 Comments cooling, decommissioning, fukushima, Reactors, unit 2, water injection

Since the initial disaster TEPCO has been injecting water into the damaged reactors at Fukushima Daiichi. Questions around the long

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Featured The Latest Uncategorized 

SimplyInfo.org Fukushima 5th Year Report

March 3, 2016March 8, 2016 Editor 0 Comments 5th Anniversary, environment, food, fukushima, IRID, JAEA, meltdown, radiation, Reactors, report, simplyinfo.org, social, technical, thyroid

Our research team’s 5th year report on the Fukushima Daiichi nuclear disaster is out. Full of technical details rarely covered

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Uncategorized 

Thousands Of Cracks Found In Belgian Reactors, Other Reactors Could Have The Same Flaw

February 18, 2015 Editor 0 Comments belgian, cracks, Reactors

Greenpeace is reporting the new round of inspections on two reactors in Belgium found thousands of additional cracks in the

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The Latest 

7 More Japanese Nuclear Reactors May Close Permanently

January 12, 2015January 11, 2015 Editor 0 Comments decommissioning, japan, Reactors, shut down

A total of 7 reactors are being considered for decommissioning in Japan. Each unit is at or nearing the 40

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The Latest Uncategorized 

At Fukushima Daiichi; What The Media Isn’t Reporting

December 17, 2013 Editor 0 Comments fukushima, news, progress, Reactors, TEPCO

There have been a number of things going on at the plant in recent weeks that do not make the

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The Latest 

Issues At Fukushima Daiichi And More Nuclear Changes In Japan

January 23, 2013 Editor 0 Comments contamination, daiichi, disaster, evacuation, fukushima, japan, NRA, nuclear, Reactors, TEPCO, water

Denki Shimbun raises concerns about the delays in the new ALPS water decontamination system to be used at Fukushima Daiichi.

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The Latest 

Japan To Close 3 Nuclear Plants Or Another Campaign Game?

September 18, 2012 Editor 0 Comments japan, Mihama, nuclear, politics, Reactors, tsuruga

The current government in Japan has declared they will shut 3 older nuclear reactors in Japan at the Mihama and

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The Latest 

Active Faults May Doom Japan’s Nuclear Reactors

July 18, 2012 Editor 0 Comments fault, KEPCO, NISA, Oi, Reactors, shika

NISA has ordered owners of the Oi and Shika nuclear plants to inspect faults that run under their reactors in

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The Latest 

The Impending US Nuclear Disaster

March 28, 2012March 28, 2012 Editor 0 Comments Exelon, Reactors, US

The US and their aging reactor fleet has been the subject of much discussion including the safety of running these

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The Latest 

Fukushima Daiichi Reactor Radiation Maps

February 26, 2012February 26, 2012 Editor 0 Comments maps, radiation, Reactors

We have added new reference documents to SimplyInfo. TEPCO recently released updated maps of the radiation levels inside the reactors.

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The Latest 

Then There Were 4, Soon To Be 3

January 25, 2012 Editor 0 Comments japan, Reactors, restarts

TEPCO shut down a reactor at Kashiwazaki Kariwa nuclear power plant. This leaves 4 nuclear reactors operating in Japan. On

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The Latest 

80% Of Japan Nuclear Power Plants Now Shut Down

November 25, 2011 Editor 0 Comments japan, Reactors, shut down

With the Takahama nuclear plant shut down for maintenance, 80% of Japan’s nuclear power plants are now offline. 44 of

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The Latest 

UK Nuclear Reactor Construction Haulted, Large Problems With The Program

October 31, 2011October 31, 2011 Editor 0 Comments EDF, Mox, nuclear, Reactors, UK

EDF has announced they will stop the planned construction of 4 reactors in the UK. They cited problems at the

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The Latest 

Mayor Of Tokai, Shiga Residents Take Action To Shut Down Reactors

October 24, 2011 Editor 0 Comments citizens, local government, Reactors, suit

The mayor of Tokai is calling for all reactors at the Tokai plant nearby to be decommissioned. Tokai holds 12

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TEPCO The Latest 

Fukushima Prefecture Adopts Petition To Decommission All 10 Nuclear Reactors

October 20, 2011 Editor 0 Comments fukushima, politics, Reactors

The prefecture assembly has adopted a petition to force the decommissioning of all 10 nuclear reactors in the prefecture. All

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The Latest US Nuclear News 

Foreign Ownership Blocks Approval Of 2 US Nuclear Plant Projects

October 8, 2011October 7, 2011 Editor 0 Comments calvert cliffs, EDF, Reactors, texas, unistarF

The new reactors at Calvert Cliffs have been stopped and new reactors planned at a Texas project may end up

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The Latest US Nuclear News 

Thousands Sign NRC Petition To Suspend Fukushima Style Design Nuclear Reactors

September 26, 2011September 23, 2011 Editor 0 Comments GE Mark 1, NRC, Reactors, Safety

A widespread petition has been filed with the NRC asking them to suspend the GE Mark 1 BWR reactors in

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TEPCO The Latest 

Reactor Meltdowns Could Have Been Avoided, Restarts At Undamaged Units Unlikely

September 15, 2011September 15, 2011 Editor 0 Comments Reactors, restart, TEPCO

JAEA ran simulations that showed starting water injection even a few hours earlier at the reactors at Fukushima Daiichi could

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Plant Status Technical Documents TEPCO The Latest 

Specialists Have New Theory On Fukushima Daiichi Meltdowns

September 10, 2011 Editor 0 Comments Reactors, technical, TEPCO, timeline

Many thanks to Ob_Li for translating this for us!  The original website : http://news.tbs.co.jp/newseye/tbs_newseye4822557.html Nuclear energy specialists team analyzed Fukushima Daiichi

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Nuclear Safety The Latest 

EPR Reactor Design Plagued By Design And Technical Failures

September 7, 2011September 2, 2011 Editor 0 Comments Areva, EPR, france, Reactors, Safety, Seimens

The EPR reactor design created by Areva and Seimens and hailed as the next generation “safe” nuclear reactor is failing

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Japan Impact The Latest 

90% Of Japan’s Nuclear Reactors Will Be Offline

September 2, 2011September 2, 2011 Editor 0 Comments blackouts, conservation, nuclear, power, Reactors

As of Sunday JST 90% of Japan’s nuclear reactors will be offline. Shikoku Electric will shut down the #1 reactor

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NISA The Latest 

Japan Nuclear Reactor Stress Tests Status

September 2, 2011September 2, 2011 Editor 0 Comments japan, NISA, nuclear, Reactors, stress, tests

Reuters has a detailed list of nuclear reactors and their stress test status. So far only a few are planning

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The Latest US Nuclear News 

US Quake Revealed Widespread Problems And Internal NRC Concerns At Nuclear Plants

September 2, 2011September 2, 2011 Editor 0 Comments North Anna, NRC, Reactors, Safety, US

The NRC has admitted that 27 nuclear power plants may need upgrades to make them better able to handle earthquakes.

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The Latest US Nuclear News 

North Anna Nuclear Plant Raises Even More Concerns

August 30, 2011September 1, 2011 Editor 1 Comment North Anna, nuclear, Reactors, US

The NRC announced that they have sent an augmented team to assist with the inspections at the North Anna nuclear

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The Latest US Nuclear News 

NRC Colluded To Cover Up Fault Under North Anna Reactors

August 25, 2011September 1, 2011 Editor 0 Comments North Anna, Reactors, US

Earlier this week the North Anna nuclear plant lost offsite power and an emergency generator when a 5.8 earthquake hit

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The Latest US Nuclear News 

North Anna Nuclear Plant Has Critical Safety Failures

August 24, 2011September 1, 2011 Editor 0 Comments North Anna, Reactors, US

Yesterday’s 5.8 earthquake that shook the eastern US and the near miss at the North Anna nuclear power plant has

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Plant Status Technical Documents The Latest 

Core Meltdowns at Fukushima Daiichi Nuclear Power Station: Aging as a Contributing Factor

July 28, 2011September 1, 2011 Editor 0 Comments BWR, fukushima, meltdown, Reactors

Radiation embrittlement, corrosion, fatigue and other wear dictate the rate of temperature change at which the reactor pressure vessel (RPV)

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The Latest 

Fukushima Daiichi Reactor Data June 29 2011

June 29, 2011June 29, 2011 Editor 1 Comment daiichi, Data, fukushima, nuclear, Reactors

Fukushima Daiichi Reactor Data June 29 2011 All reactor temps above 100C, with 3 continuing to lead the pack at

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The Latest US Nuclear News 

Action Alert: Tell Cooper Station To Shut Down For Impending Flood

June 20, 2011September 1, 2011 Editor 4 Comments cooper, nuclear, Reactors, US

Cooper Station nuclear plant in Brownsville Nebraska (US) is very close to being flooded by the Missouri River yet is

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Daiichi NPP The Latest 

Fukushima’s Emergency Power: Design to fail.

June 17, 2011September 1, 2011 SimplyInfo 0 Comments fukushima, generator, Reactors

More and more, Japan’s Asahi Shimbun news organization has begun to take the lead in pressing for answers to sticky questions

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Fukushima Status Plant Status The Latest 

More Steam And Light Flashes At Fukushima

June 12, 2011September 1, 2011 Editor 0 Comments daiichi, fukushima, Reactors

Deb (saltyfishlvr) caught this video via the TEPCO live cam showing the reactors at Fukushima Daiichi producing large amounts of

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Daiichi NPP Plant Status 

Broken Exhaust Vent After Quake At Fukushima

June 12, 2011September 1, 2011 Editor 0 Comments damage, fukushima, photos, Reactors

Elaine’s keen eye found this piece of information. The exhaust tower in question is the multiple stack tower near the

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Plant Status The Latest 

Steam And Lights At Fukushima Daiichi June 11

June 11, 2011September 1, 2011 Editor 0 Comments fukushima, nuclear, Reactors, steam

Another steam event happened in the early hours of June 11 (JST). Large plumes of steam or smoke were seen

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Daiichi NPP Fukushima Status Reactor 1 Reactor 2 Reactor 3 Reactor 5 Reactor 6 Reporting Agencies Technical Documents TEPCO 

TEPCO Historical Plant Data March 11 to May 17

May 26, 2011May 26, 2011 Editor 3 Comments daiichi, Data, fukushima, nuclear, Pressure, Reactors, Tempurature, TEPCO

TEPCO HISTORIC DATA – Daiichi plant statistics March 11 to May 17 Group contributor Hudebnik found these on TEPCO’s website.

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