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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Fukushima Unit 3 Fuel Crane Removed From Spent Fuel Pool
TEPCO successfully removed the fuel handling crane from the spent fuel pool on August 2nd amid problems with fog. The
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Fukushima Unit 3 Seawater Trench Concreting Completed
TEPCO announced that they have completed the concreting of the unit 3 seawater piping trench system. Two vertical shafts are
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Fukushima Unit 3 Crane To Be Removed From Pool August 2nd
The remains of the unit 3 fuel handling crane will be removed from the spent fuel pool August 2nd. TEPCO
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Fukushima Unit 3 Fuel Crane To Be Removed This Week
TEPCO plans to remove the remains of the fuel crane from the pool this week using a special pair of
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Fukushima Unit 3 Decommissioning Plan Released
TEPCO released significant new information about the plan and progress for dealing with unit 3’s spent fuel pool. The report
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Fukushima Unit 3 Containment Inspection To Start October 2015
TEPCO and IRID recently published details on the first efforts to probe the unit 3 reactor at Fukushima Daiichi. In
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Fukushima Daiichi Unit 3 Spent Fuel Pool Gate Inspected
The unit 3 spent fuel pool gate was inspected further after concerns that the fuel handling crane could have damaged
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Fukushima Unit 3 Spent Fuel Pool Gate Damaged
NHK is reporting that TEPCO has admitted that two spent fuel pool gates at unit 3 are damaged. They described the first
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Fukushima Daiichi Unit 3 Fuel Removal To Start Within Year
TEPCO told Yomiuri Shimbun that they expect to begin removing spent fuel at the unit 3 reactor within the 2015
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Oil Leak In Fukushima Daiichi Unit 3 Spent Fuel Pool
An oil leak occurred in the spent fuel pool of unit 3 at Fukushima Daiichi today as work was under
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Frozen Wall Delayed As More Concreting At Fukushima Daiichi
TEPCO announced a two week delay in work to install a frozen underground wall around the leaking reactors at Fukushima
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TEPCO Begins Concreting Unit 3 Trench
TEPCO concreted the unit 3 trench in some unannounced work at Fukushima Daiichi. The unit 2 cable trench had been
Read moreTEPCO Admonished For Corner Cutting That Caused Massive 2014 Fukushima Radiation Release
NRA has issued an administrative order over the misuse of spray dust inhibitors. While the subject sounds benign, this corner
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Fukushima Unit 3 Dust Disperal Hints At Accident Events
TEPCO’s report on contaminated dust dispersal that ended up contaminating rice fields north of the damaged nuclear site may indicate
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Fukushima Refueling Machine Portion Falls In Spent Fuel Pool
TEPCO is reporting that the console portion of the refueling machine that fell into the spent fuel pool of unit 3
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TEPCO To Begin Unit 3 Crane Removal From Spent Fuel Pool
A brief note in the daily reports mentioned that TEPCO will be pausing cooling to the unit 3 spent fuel
Read moreFukushima Unit 3 Reactor Vessel Failure Preceded Explosion
As part of TEPCO’s admission that 100% of the unit 3 core has melted and left the reactor vessel, they
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TEPCO Admits Unit 3 Had Total Melt Through
TEPCO has admitted that the fuel at unit 3 had a complete melt through. This is where 100% of the
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Fukushima Trench Freezing Failures & Tactics Technical Report
Update: Added table of sea water data at the end and another TEPCO handout on the work released this week.
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Fukushima Unit 3 Demolition Spread Contamination 50km, Multiple Instances
More information has come out about the contamination caused by the demolition work on unit 3. It was not the
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4 Trillion Becquerels Released Over 4 Hours From Unit 3 During Demolition
Yahoo News is reporting that over a 4 hour period of demolition work on unit 3 in August 2013, 4
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TEPCO Contaminated Nearby Town During Unit 3 Demolition
TEPCO has admitted to re-contaminating the area around Minamisoma after being confronted by the agriculture ministry. Rice in Minamisoma was
Read moreTEPCO Submits Plan For Fuel Removal At Unit 3 Fukushima Daiichi
TEPCO submitted plans to the NRA for spent fuel removal from unit 3. This included more detail on how they
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TEPCO Begins Decontamination Of Unit 3 First Floor
TEPCO has begun the further decontamination of the first floor of unit 3. Robots Meister and Sora are doing the
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Fukushima Unit 3 Spent Fuel Pool Debris Removal Progress
TEPCO has progressed on removing debris from the unit 3 spent fuel pool. The current work is to dismantle the
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Fukushima Unit 3 Leak Found, Unit 1 Loses Containment Pressure Monitoring
Two significant admissions were made by TEPCO at the end of the week. Unit 3 Scope work into the unit
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Fukushima Unit 3; MSIV Shows Considerable Damage
TEPCO completed an initial inspection of the unit 3 MSIV room that houses valves critical to shutting down the reactor.
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Fukushima Unit 3 Crane Leaks Oil Into Spent Fuel Pool
The refueling crane that crashed into the spent fuel pool of unit 3 has begun leaking oil into the pool.
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Fukushima Unit 3 Shield Wall Installation Begins
Decontamination work and installation of a shield wall around the reactor well has begun at unit 3 Fukushima Daiichi. The
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Fukushima Unit 3 Fuel Pool Debris Removal Progress
TEPCO has accomplished some debris removal from the spent fuel pool as documented in this report. Earlier in 2014 work
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Fukushima 3rd Anniversary; Technical Report Unit 3
Unit 3 saw considerable work take place in the last year. The torus of this unit was considered to be
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High Levels Of Radiation Found In Fukushima Unit 3 Turbine Building
TEPCO released radiation readings for water inside the unit 3 turbine building this week. The readings were from December 2013.
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Fukushima Unit 3 Concrete Reactor Cover Damaged
TEPCO has admitted that the concrete reactor well cover on unit 3 has been damaged. They floated two possible causes.
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Fukushima Unit 3 Spent Fuel Pool Debris Removal Update
METI has reported some progress and a plan for removing debris out of the unit 3 spent fuel pool. Initial
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Fukushima Unit 3 Equipment Hatch Damaged
The upper floors of the equipment hatch at unit 3 were found to have some damage on a recent inspection.
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