Thursday, March 4, 2021
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  • Pressure Drop at Fukushima Daiichi Unit 1
  • Fukushima Daiichi Reactors Suffer Containment Damage In Quake

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unit 1

The Latest 

Pressure Drop at Fukushima Daiichi Unit 1

February 21, 2021 Editor 0 Comments 2021, Containment, damage, earthquake, Fukushima Daiichi, japan, Pressure, unit 1, water

More problems from the recent earthquake in Fukushima Prefecture are being found. Water leaks were discovered at units 1 and

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The Latest 

Fukushima Daiichi Reactors Suffer Containment Damage In Quake

February 19, 2021 Editor 0 Comments 2021, Containment, damage, earthquake, Fukushima Daiichi, Genpatsu, japan, unit 1, unit 3

A report published by TEPCO today shows new containment damage suffered by units 1 and 3 at Fukushima Daiichi as

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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 Uncategorized 

New High Risk Work For Fukushima Daiichi Announced

May 18, 2020May 16, 2020 Editor 0 Comments decommissioning, Fukushima Daiichi, SGTS, unit 1, unit 2, vent tower

TEPCO has announced new work at Fukushima Daiichi related to the unit 1-2 vent tower. This location has the highest

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Covid19 Archive 

Fukushima Unit 1-2 Vent Tower Dismantled

May 6, 2020May 28, 2020 Editor 0 Comments daiichi, fukushima, removal, unit 1, unit 2, vent tower

The upper half of the unit 1-2 vent tower has been cut down and the vent pipe has been capped.

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Covid19 Archive 

Fukushima Unit 1 Containment Inspection Prep Work Completed

April 15, 2020May 28, 2020 Editor 0 Comments Containment, daiichi, fukushima, inspection, pcv, unit 1

TEPCO announced that work to prepare unit 1 for a new containment inspection has been completed. This work has been

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The Latest 

SimplyInfo.org; Annual Report – Unit 1

March 13, 2020March 12, 2020 Editor 0 Comments 9th anniversary, annual report, daiichi, fukushima, simplyinfo.org, unit 1

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 Delays Unit 1 Inspection Indefinitely

January 31, 2020 Editor 2 Comments containment inspection, fukushima, robots, unit 1

NHK is reporting that TEPCO will indefinitely delay the containment inspection work inside unit 1 at Fukushima Daiichi. Concerns about

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Unit 1 Containment Inspection

Much anticipated inspection inside unit 1 containment.

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The Latest 

Runaway Bus Causes Damage At Fukushima Daiichi

December 20, 2019December 18, 2019 Editor 0 Comments bus, damage, Fukushima Daiichi, unit 1, unit 2, vent tower

The bus used as a remote command center for the work to cut down the unit 1-2 vent tower took

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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 

First Photos of Fukushima Unit 1 Containment Cap

December 5, 2019December 5, 2019 Editor 1 Comment 2019, cap, Containment, fukushima, inspection, unit 1

TEPCO released these photos as part of the end of the month report. This is the first look at the

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The Latest 

Fukushima Unit 1 Containment Inspection Update

November 18, 2019November 17, 2019 Editor 1 Comment Containment, daiichi, dust monitor, fukushima, inspeciton, unit 1

Plans to inspect inside the containment structure of unit 1 at Fukushima Daiichi has again hit a series of delays.

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Unit 1 Containment Cutting

Ongoing work to cut an access hole into Unit 1’s containment for the upcoming robot inspection.

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Unit 1 Containment Cutting Resumes

Work to cut a hole in personnel door into containment resumes.

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The Latest 

SimplyInfo.org; Unit 1 Interim Report 2019

October 28, 2019October 31, 2019 Editor 0 Comments 2019, Containment, daiichi, fukushima, inspections, reactor well, report, robot, unit 1

A number of new events tied to unit 1 have taken place. These lend new insight into the initial disaster

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The Latest 

Fukushima Unit 1 Reactor Well Inspection Results

September 4, 2019September 3, 2019 Editor 0 Comments daiichi, fukushima, inspection, reactor, robot, robots, unit 1, well

The inspection of the unit 1 reactor well began in July, continuing into the end of August. A trio of

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Featured 

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 

Reactor Well Inspections Start At Fukushima Unit 1

July 19, 2019 Editor 0 Comments 2019, fukushima, inspection, reactor well, refueling floor, robots, unit 1

TEPCO published preliminary photos July 18th showing the start of inspection work of the reactor well for unit 1. Two

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The Latest 

How Work To Remove A Radioactive Tower At Fukushima Daiichi Went Wrong

June 12, 2019June 11, 2019 Editor 0 Comments 2019, cutting, decommissioning, fukushima, removal, unit 1, unit 2, vent tower

Measure twice, cut once. Work to remove the highly contaminated units 1-2 vent tower at Fukushima Daiichi took an unfortunate

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Drilling Of Internal Door Daiichi Unit 1

TEPCO will drill through the interior door of the X-2 penetration into containment in early June. This will allow full

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Unit 1 Containment Inspection

Unit 1 upcoming containment inspection

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Fukushima Daiichi Unit 1-2 Vent Tower Removal Starts

Originally scheduled for May 20th. This event has now been postponed to some time in June.

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The Latest 

Fukushima Unit 1 Upcoming Inspection; What You Need To Know

March 31, 2019 Editor 0 Comments Containment, fukushima, inspection, robot, rov. 2019, unit 1

TEPCO and the various entities tasked with dealing with the disaster clean up at Fukushima Daiichi have announced details of

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The Latest 

Fukushima Daiichi Debris Samples Reveal Dangerous Link

October 3, 2018October 2, 2018 Editor 0 Comments black sand, black stuff, Containment, fuel debris, fukushima, glass spheres, inspections, microparticles, robots, TIPS, unit 1, unit 2, unit 3

A detailed TEPCO document from July 2018 gives some important new insight into the meltdowns at Fukushima Daiichi and the

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The Latest 

TEPCO Has A Plan For Some Of The More Dangerous Work At Daiichi

July 24, 2018July 23, 2018 Editor 0 Comments cutting, dismantling, fukushima, removal, unit 1, unit 2, vent tower

One of the most dangerous places at Fukushima Daiichi may undergo work to reduce the ongoing risk. Soon after the

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The Latest 

SimplyInfo.org: Fukushima Reactors Face More Setbacks

October 4, 2017 Editor 0 Comments cover, decommissioning, fukushima, muon, removal, roof, simplyinfo, unit 1, unit 2, unit 3

TEPCO and the decommissioning authorities have reported on the ongoing delays at Fukushima Daiichi. As we reviewed these reports we

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The Latest Uncategorized 

Experts Tell All On Fukushima Unit 1

August 10, 2017 Editor 0 Comments Fukuleaks.org, fukushima, investigation, NDF, research, simplyinfo.org, unit 1

The Nuclear Decommissioning Facilitation Corp (NDF) held their annual meeting recently. Presentations by various experts and those involved with the

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Uncategorized 

Fukushima Unit 1 Containment Inspection Update

July 30, 2017July 29, 2017 Editor 0 Comments 2017, Containment, Corium, deposit, fuel, fukushima, unit 1

TEPCO released a report with some new conclusions related to the earlier inspections of unit 1’s containment floor. The new

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The Latest 

Fukushima Unit 1 Refueling Floor Inspection Results

May 4, 2017May 4, 2017 Editor 0 Comments 2017, floor, fukushima, inspection, reactor well, refueling, unit 1

Investigations of the unit 1 refueling floor area took place between November 2016 and February 2017. This area has been

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The Latest 

Fukushima Unit 1 More Questions Than Answers From New Inspection

March 23, 2017 Editor 0 Comments Containment, inspection, pedestal, pmorph, unit 1

TEPCO has completed a multiple day inspection of unit 1 at Fukushima Daiichi. This new work used the PMORPH robot

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The Latest 

Pmorph Robot Prepares For Fukushima Unit 1 Entry

February 15, 2017 Editor 0 Comments Containment, fukushima, hitachi, inspection, pedestal, pmorph, robot, unit 1

An improved version of the Hitachi shape changing robot previously used at unit 1 has been unveiled by IRID. The

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The Latest 

Fukushima Unit 1 Cover Removal Completed

November 11, 2016November 11, 2016 Editor 0 Comments 2016, complete, cover, fukushima, removal, unit 1

TEPCO has reported that the last sections of the cover over unit 1 have been removed. The next phase is

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The Latest 

Fukushima Vent Tower Drone Inspection Completed

October 24, 2016 Editor 0 Comments drone, fukushima, unit 1, unit 2, vent tower

TEPCO reported on October 20th that they completed the drone inspections of unit 1-2 vent tower. Minimal data was provided

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The Latest 

Drones Used To Inspect Fukushima Vent Tower

October 3, 2016October 1, 2016 Editor 0 Comments drone, fukushima, unit 1, unit 2, vent tower

A flying quadcopter was used to attempt to inspect the Unit 1-2 vent tower at Fukushima Daiichi. The tower has

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The Latest 

Fukushima Vent Tower 1-2 Water Drain Sampling Results

September 14, 2016September 14, 2016 Editor 0 Comments contaminated water, fukushima, unit 1, unit 2, vent tower

TEPCO has successfully obtained a sample and water depth for the sump drain connected to the unit 1-2 vent tower.

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The Latest 

Fukushima Unit 1 Cover Being Removed, What Happens Next

September 13, 2016 Editor 0 Comments cover removal, fukushima, unit 1

Asahi Shimbun is reporting that work has begun to remove the cover from Fukushima Daiichi Unit 1. The cover has

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The Latest 

The Big Job To Sample Water At A Fukushima Vent Stack

September 3, 2016September 2, 2016 Editor 0 Comments daiichi, drain pit, fukushima, unit 1, unit 2, vent tower, work

The effort to deal with the unit 1-2 vent stack has grown in complexity. TEPCO claims in this new work

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Uncategorized 

TEPCO Begins Small Debris Removal On Fukushima Unit 1

June 8, 2016 Editor 0 Comments 2016, debris removal, fukushima, unit 1, vacuum

NHK announced late last week that TEPCO has begun removing small debris off the top of Fukushima unit 1 with

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