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spent fuel pool

The Latest 

Fukushima Unit 1 Spent Fuel Pool Cover Installed

June 29, 2020 Editor 0 Comments 2020, air bag, cover, decommissioning, Fukushima Daiichi, sfp, spent fuel pool, unit 1

TEPCO has completed the installation of a floating air bag to protect the spent fuel pool at unit 1, Fukushima

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The Latest 

Fukushima Daiichi Unit 2 Spent Fuel Pool Inspected

June 18, 2020 Editor 0 Comments daiichi, fukushima, inspection, robot, spent fuel pool, unit 2

An inspection of unit 2’s spent fuel pool has been completed. This is what they found. The work was completed

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The Latest 

Fukushima Unit 2 Spent Fuel Pool Inspection

June 9, 2020June 7, 2020 Editor 0 Comments 2020, Fukushima Daiichi, inspection, sfp, spent fuel pool, unit 2

TEPCO announced an upcoming inspection of unit 2’s spent fuel pool. The work will be done using an underwater ROV

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The Latest 

Fukushima Unit 1 New “Plan B” To Remove Spent Fuel

December 18, 2019December 15, 2019 Editor 1 Comment 2019, decommissioning, Fukushima Daiichi, plans, spent fuel pool, unit 1

TEPCO has added an additional option to their plans for the removal of spent fuel from unit 1 at Fukushima

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The Latest 

Fukushima Unit 6 Cooling Pump Fails

December 12, 2019December 12, 2019 Editor 0 Comments 2019, failure, Fukushima Daiichi, rhr, spent fuel pool, unit 6

An RHR (reactor heat removal) pump at Fukushima Daiichi unit 6 failed on  November 19th. The suppression chamber suction valve

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Fukushima Unit 1 Spent Fuel Pool Inspection

September 3, 2019August 30, 2019 Editor 0 Comments daiichi, fukushima, inspection, spent fuel pool, unit 1

The first inspection of the unit 1 spent fuel pool has been conducted. Workers found visibility of about 7 meters

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The Latest 

Fukushima Unit 1; Site Of Significant New Work

August 6, 2019August 6, 2019 Editor 1 Comment containment inspection, daiichi, fukushima, reactor well inspection, spent fuel pool, unit 1, vent tower

Fukushima Unit 1 has been the site of significant new work on multiple fronts. We outline the new events and

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The Latest 

New Discovery At Fukushima Unit 3 Provides Clues To Meltdown Severity, Environmental Releases

May 3, 2019 Editor 0 Comments concrete, daiichi, ejected, explosion, fuel, fukushima, spent fuel pool, unit 3

TEPCO recently published a video of the work to remove spent fuel from the unit 3 fuel pool. In this

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The Latest 

TEPCO Adds Low Tech Water Injection to Unit 3 Spent Fuel Pool

March 23, 2018March 23, 2018 Editor 0 Comments injection, spent fuel pool, unit 3, water

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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Uncategorized 

TEPCO Begins Installing Unit 3 Defueling Building

April 13, 2016 Editor 0 Comments 2016, building, defueling, fukushima, spent fuel pool, unit 3

TEPCO began installing the first sections of the defueling building this week. The decking is the first portion of what

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The Latest 

Fukushima Unit 3 Crane To Be Removed From Pool August 2nd

July 28, 2015July 28, 2015 Editor 0 Comments 2015, crane, fukushima, removal, spent fuel pool, unit 3

The remains of the unit 3 fuel handling crane will be removed from the spent fuel pool August 2nd. TEPCO

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The Latest 

Fukushima Unit 3 Fuel Crane To Be Removed This Week

July 28, 2015July 27, 2015 Editor 0 Comments crane, removal, spent fuel pool, unit 3

TEPCO plans to remove the remains of the fuel crane from the pool this week using a special pair of

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The Latest 

Fukushima Unit 3 Decommissioning Plan Released

July 8, 2015July 7, 2015 Editor 0 Comments building, crane, decommissioning, fukushima, nuclear, removal, spent fuel pool, unit 3

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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The Latest 

Fukushima Daiichi Unit 3 Spent Fuel Pool Gate Inspected

April 6, 2015April 6, 2015 Editor 0 Comments daiichi, fukushima, gate, sfp, spent fuel pool, unit 3

The unit 3 spent fuel pool gate was inspected further after concerns that the fuel handling crane could have damaged

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The Latest 

Fukushima Unit 3 Spent Fuel Pool Gate Damaged

March 27, 2015 Editor 0 Comments canal, damage, fukushima, gate, spent fuel pool, unit 3

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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The Latest 

Oil Leak In Fukushima Daiichi Unit 3 Spent Fuel Pool

February 25, 2015February 25, 2015 Editor 0 Comments daiichi, fukushima, leak, oil, sfp, spent fuel pool, unit 3

An oil leak occurred in the spent fuel pool of unit 3 at Fukushima Daiichi today as work was under

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The Latest 

1276 Fuel Assemblies Removed From Unit 4 Fukushima Daiichi

October 8, 2014October 8, 2014 Editor 0 Comments fukushima, removal, spent fuel pool, unit 4

1276 fuel assemblies have been removed from the unit 4 spent fuel pool at Fukushima Daiichi. Work resumed after an

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The Latest 

1254 Fuel Assemblies Removed From Fukushima Unit 4

September 17, 2014 Editor 0 Comments Fukushima Daiichi, removal, spent fuel pool, unit 4

TEPCO reported that as of September 16, 2014 they have removed 1254 fuel assemblies from unit 4’s fuel pool. This

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The Latest 

Fukushima Refueling Machine Portion Falls In Spent Fuel Pool

August 29, 2014 Editor 0 Comments crane, daiichi, fall, fukushima, refueling, removal, spent fuel pool, unit 3

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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The Latest 

TEPCO To Begin Unit 3 Crane Removal From Spent Fuel Pool

August 26, 2014August 26, 2014 Editor 0 Comments crane, daiichi, fukushima, removal, spent fuel pool, unit 3

A brief note in the daily reports mentioned that TEPCO will be pausing cooling to the unit 3 spent fuel

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The Latest 

Fukushima Unit 5 Alternate Cooling, No ETA For System Repair; July 13, 2014

July 13, 2014July 13, 2014 Editor 0 Comments cooling, fukushima, spent fuel pool, unit 5

TEPCO still has not given any further information about the needed repair of the leaking valve for the main cooling

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The Latest 

Fukushima Unit 5 Continues Alternate Cooling

July 12, 2014 Editor 0 Comments fukushima, reactor, spent fuel pool, temperatures, unit 5, unit 6

Unit 5 continues to operate on shared cooling with the reactor vessel. Graphs of hourly temperature data pulled today show

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The Latest 

Fukushima Unit 5 Reactor Temperature Rises

July 10, 2014 Editor 0 Comments fukushima, reactor, repair, spent fuel pool, temperature, unit 5, valve

TEPCO’s statements earlier this week that they would use a back and forth method of cooling the spent fuel pool

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The Latest 

Fukushima Unit 5 Spent Fuel Pool On Alternative Cooling

July 9, 2014 Editor 0 Comments cooling, fukushima, spent fuel pool, unit 5, valve

Yesterday TEPCO reported that they had restarted the regular cooling system of unit 5’s spent fuel pool. The report indicated

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The Latest 

Fukushima Unit 3 Crane Leaks Oil Into Spent Fuel Pool

April 23, 2014 Editor 0 Comments fukushima, leak, oil, sfp, spent fuel pool, unit 3

The refueling crane that crashed into the spent fuel pool of unit 3 has begun leaking oil into the pool.

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The Latest 

Fukushima Unit 4; 638 Fuel Assemblies Removed

April 14, 2014 Editor 0 Comments fukushima, removal, spent fuel pool, unit 4

638 spent fuel assemblies have been removed from the unit 4 spent fuel pool to the common pool as of

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The Latest 

Fukushima Unit 1 To Undergo Spent Fuel Pool Desalination

April 4, 2014 Editor 0 Comments desalination, spent fuel pool, unit 1, water

TEPCO reported they will now remove the salt from the unit 1 spent fuel pool. Maybe you are asking why

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The Latest 

Fukushima Unit 3 Fuel Pool Debris Removal Progress

April 3, 2014April 3, 2014 Editor 0 Comments debris, fukushima, removal, spent fuel pool, unit 3

TEPCO has accomplished some debris removal from the spent fuel pool as documented in this report. Earlier in 2014 work

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The Latest 

Unit 4 Fuel Removal May Start Monday

November 14, 2013November 14, 2013 Editor 0 Comments cask, fuel removal, spent fuel pool, unit 4

According to a document TEPCO released this week, as long as third party inspections are passed Thursday and Friday work

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The Latest 

TEPCO Admits Damage To Unit 4 Fuel And Pool

October 23, 2013 Editor 0 Comments sfp, spent fuel pool, unit 4

This news report contains two critical pieces of information regarding the removal of used fuel at unit 4. TEPCO admits

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The Latest 

Unit 3 Spent Fuel Pool Update

February 26, 2013February 26, 2013 Editor 0 Comments daiichi, fukushima, nuclear, spent fuel pool, unit 1

A series of videos were released recently showing sections of the spent fuel pool at unit 3 of Fukushima Daiichi.

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The Latest 

Unit 3 Location Of Crane & Mast In Pool

February 20, 2013February 20, 2013 Editor 0 Comments daiichi, diagrams, fukushima, spent fuel pool, unit 3

In an attempt to better understand how the crane is situated in the spent fuel pool of unit 3 we

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The Latest 

Analysis: Unit 3 Mast In Pool Inspection

February 18, 2013February 18, 2013 Editor 1 Comment daiichi, disaster, fukushima, mast, nuclear, sfp, spent fuel pool, unit 3

TEPCO released a new video and handout of the unit 3 mast that fell deeper into the spent fuel pool.

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The Latest 

Unit 3 Daiichi Pool Accident Analysis

February 9, 2013February 10, 2013 Editor 0 Comments crane, daiichi, disaster, fukushima, mast, nuclear, sfp, spent fuel pool, unit 3

TEPCO announced this week that the 1.5 ton mast for the refueling crane fell into the pool and sank as

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Featured The Latest 

New Paper: Gamma Radiation Damage To Fukushima Units 1- 4 Spent Fuel Pools

January 24, 2013January 25, 2013 Editor 0 Comments concrete, daiichi, damage, fukushima, nuclear, spent fuel pool, unit 1, unit 2, unit 3, unit 4

fukuleaks.org/web has released another new paper taking an in depth look into the ongoing challenges at the Fukushima Daiichi nuclear

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The Latest 

New Corrosion Research Shows Accelerated Failure At Fukushima Daiichi

December 3, 2012December 3, 2012 Editor 0 Comments corrosion, daiichi, fukushima, pipes, spent fuel pool

The fukuleaks.org/web research team has issued a new set of papers on corrosion factors at Fukushima Daiichi. The main paper

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Uncategorized 

Unit 4 Group Findings

April 25, 2012April 29, 2012 Editor 0 Comments pool, sfp, spent fuel pool, unit 4

Unit 4 Spent Fuel Pool Issues: We went in depth on the issues with Unit 4’s spent fuel pool in

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The Latest 

Unit 3 Spent Fuel Pool Videos & Enhanced Images

April 16, 2012 Editor 0 Comments crane, sfp, spent fuel pool, unit 3

TEPCO finally released the videos of the unit 3 spent fuel pool. The videos do give a better look at

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The Latest 

Spent Fuel Pools; How They Impact Fukushima Daiichi

March 26, 2012March 25, 2012 Editor 0 Comments daiichi, fuel, sfp, spent fuel pool, unit 4

The following is an in depth look at spent fuel pools and how these technical factors impact the disaster at

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The Latest 

Quake Causes Leak At Fukushima Unit 4 Spent Fuel Pool

January 1, 2012 Editor 0 Comments leak, new years, quake, spent fuel pool, unit 4

After the New Years Day quake in Japan all appeared normal at Fukushima Daiichi. Now Japanese Media is stating there

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