Fukushima Unit 3 Floor Drain Leaking Contaminated Reactor Water
TEPCO has completed work to address the leakage of contaminated reactor water into the main building for unit 3. Raised
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unit 3
Fukushima Daiichi Earthquake Damage Update 3.30.21
Inspections and response efforts from the February 2021 earthquake were still underway when another earthquake hit on March 20th. Due
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Update: Fukushima Unit 1 & 3 Containment Leaks
New information was published by TEPCO updating details about the new containment water leaks caused by the February earthquake. At
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Fukushima Daiichi Unit 3 New Containment Leaks
New problems have been found related to the containment damage at unit 3 caused by the February 2021 earthquake. TEPCO
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Planned Completion Of Fukushima Unit 3 Spent Fuel Removal
TEPCO plans to have all of Unit 3’s spent fuel removed by this date.
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Fukushima Unit 3 Spent Fuel – All Removed
Another milestone at Fukushima Daiichi was achieved yesterday. On February 26th, 2021 the last of the spent fuel was removed
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Fukushima Daiichi Reactors Suffer Containment Damage In Quake
A report published by TEPCO today shows new containment damage suffered by units 1 and 3 at Fukushima Daiichi as
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Unit 3 Receives New Turbine Building Cover
The unit 3 turbine building suffered roof damage during the 2011 explosion at that reactor. A temporary cover had been
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Fukushima Unit 3 Suppression Chamber To Be Drained
Fukushima unit 3 will have contaminated water removed from the suppression chamber to help improve the earthquake resistance of the
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SimplyInfo.org Annual Report; Unit 3
This is one section of our annual report, the full report can be found here. We will be posting a
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Fukushima Unit 3 – New Unanswered Questions
The new inspections at Fukushima unit 3 by Japan’s nuclear regulator (NRA) has raised new questions and brought some old
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Fukushima Unit 3 Spent Fuel Damage Identified
TEPCO has identified twelve fuel assemblies with damaged lifting handles. Further damage can not be identified at this point as
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Fuel Removal Technology Given A Test Run At Fukushima Daiichi
The “muscle robot” technology developed to potentially remove fuel debris from reactors at Fukushima Daiichi is being given a test
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New Discovery At Fukushima Unit 3 Provides Clues To Meltdown Severity, Environmental Releases
TEPCO recently published a video of the work to remove spent fuel from the unit 3 fuel pool. In this
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Fukushima Daiichi Debris Samples Reveal Dangerous Link
A detailed TEPCO document from July 2018 gives some important new insight into the meltdowns at Fukushima Daiichi and the
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Fukushima Unit 3 Spent Fuel Removal To Start Fall Of 2018
TEPCO has installed the fuel removal cover building on unit 3, but not without some glitches. An inverter that controls
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NHK Drops Bombshell On Fukushima Disaster In New Documentary
NHK’s new documentary, Meltdown: Cooling Water Crisis provides new insight into a series of less known events in the Fukushima disaster.
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TEPCO Adds Low Tech Water Injection to Unit 3 Spent Fuel Pool
TEPCO published a handout covering the recent worker training for a rather low tech system to refill unit 3’s spent
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The Surprise Found Inside Fukushima Unit 3
TEPCO released additional information related to the pedestal area inspection inside unit 3. Among this new data was some unexpected
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SimplyInfo.Org: Fukushima Update November 22, 2017
A group of businesses and doctors from Fukushima prefecture are suing GE in US court over the negligence of their
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Fukushima Experts Tell All On Unit 3
This is a continuing report on the new findings for the reactors at Fukushima Daiichi from the recent NDF Conference.
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SimplyInfo.org: Fukushima Reactors Face More Setbacks
TEPCO and the decommissioning authorities have reported on the ongoing delays at Fukushima Daiichi. As we reviewed these reports we
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Fukushima Unit 3 Muon Scan Finds NO FUEL In Reactor Vessel
TEPCO announced late Friday the preliminary results of the unit 3 reactor muon scan. The muon scan is capable of
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Fukushima Unit 3 Inspections Find More Melted Fuel
Day 3 of the inspections inside the unit 3 pedestal have been concluded. TEPCO did not report if the ROV
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Fuel Residue Found In Fukushima Unit 3
TEPCO has announced that they have found what they believe is fuel residues inside the pedestal area of unit 3.
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Fukushima Unit 3 Containment Inspection Starts With A Surprise
TEPCO announced that the containment inspections for unit 3 will start today. This will include a more direct inspection than
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Fukushima Unit 3 To Get Muon Scan End Of April
TEPCO published press handouts that there will be a muon scan of Fukushima unit 3 starting in May of 2017.
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Radiation Imaging Drone Introduced At Fukushima Daiichi
A new quadcopter drone has been introduced for use at Fukushima Daiichi. The RISER quadcopter is currently in use to
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Fukushima Daiichi; Progress & Problems This Week
TEPCO announced that they would further delay spent fuel removal at unit 3, citing high radiation levels. Spent fuel removal
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Fukushima Unit 3 Cover Building Installation Underway
The cover building installation for unit 3 is currently underway. A TEPCO handout from January 17th shows a “stopper” bracket
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TEPCO Begins Installing Unit 3 Defueling Building
TEPCO began installing the first sections of the defueling building this week. The decking is the first portion of what
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Fukushima Unit 3 Spent Fuel Removal Work Begins
The process to remove the spent fuel from the pool at unit 3 will be a long term project but
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Fukushima Unit 3 3D Torus Scans Begin
3D inspections of the unit 3 torus room are set to begin December 22nd. This work is expected to investigate
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TEPCO Makes Two New Big Admissions On Fukushima Disaster
TEPCO has made two major admissions on the Fukushima nuclear disaster. The Japanese press has documented these two out of
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Fukushima Unit 3 New Hatch Investigation
TEPCO sent the small 3D printed robot equipped with a smart phone into inspect the unit 3 containment hatch a
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New Analysis Shows Fukushima Unit 3 Released High Concentration Of Contamination
Yomiuri Shimbun is reporting a new analysis by Japan Atomic Energy Agency that shows Fukushima unit 3 may have released
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Fukushima Unit 3 Second Containment Inspection Results
TEPCO states that data gathered will be released later. They have released some images of the second day of containment
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Fukushima Unit 3 First Photos Inside Containment
TEPCO has released a set of images taken inside the containment structure of unit 3 on March 20th. This is
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Fukushima Unit 3 Containment Probe On October 20th
TEPCO quietly announced that October 20th they would conduct the first containment inspection of unit 3. This is significant work
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Japan NRA Begins Restart Checks On Reactor Under Court Injunction Not To Run
NRA is doing pre-restart inspections on Takahama unit 3, even after the potential restart of the reactor was blocked by
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