Experts Tell All On Fukushima Unit 1
The Nuclear Decommissioning Facilitation Corp (NDF) held their annual meeting recently. Presentations by various experts and those involved with the
Read more
unit 1
Fukushima Unit 1 Containment Inspection Update
TEPCO released a report with some new conclusions related to the earlier inspections of unit 1’s containment floor. The new
Read more
Fukushima Unit 1 Refueling Floor Inspection Results
Investigations of the unit 1 refueling floor area took place between November 2016 and February 2017. This area has been
Read more
Fukushima Unit 1 More Questions Than Answers From New Inspection
TEPCO has completed a multiple day inspection of unit 1 at Fukushima Daiichi. This new work used the PMORPH robot
Read more
Pmorph Robot Prepares For Fukushima Unit 1 Entry
An improved version of the Hitachi shape changing robot previously used at unit 1 has been unveiled by IRID. The
Read more
Fukushima Unit 1 Cover Removal Completed
TEPCO has reported that the last sections of the cover over unit 1 have been removed. The next phase is
Read more
Fukushima Vent Tower Drone Inspection Completed
TEPCO reported on October 20th that they completed the drone inspections of unit 1-2 vent tower. Minimal data was provided
Read more
Drones Used To Inspect Fukushima Vent Tower
A flying quadcopter was used to attempt to inspect the Unit 1-2 vent tower at Fukushima Daiichi. The tower has
Read more
Fukushima Vent Tower 1-2 Water Drain Sampling Results
TEPCO has successfully obtained a sample and water depth for the sump drain connected to the unit 1-2 vent tower.
Read more
Fukushima Unit 1 Cover Being Removed, What Happens Next
Asahi Shimbun is reporting that work has begun to remove the cover from Fukushima Daiichi Unit 1. The cover has
Read more
The Big Job To Sample Water At A Fukushima Vent Stack
The effort to deal with the unit 1-2 vent stack has grown in complexity. TEPCO claims in this new work
Read more
TEPCO Begins Small Debris Removal On Fukushima Unit 1
NHK announced late last week that TEPCO has begun removing small debris off the top of Fukushima unit 1 with
Read more
New Plan To Inspect Fukushima Unit 1 Unveiled
IRID has published a new plan to complete phase 2 of the robot containment inspection of unit 1 at Fukushima
Read more
TEPCO Releases Photos Of Fukushima Unit 1 Demolition
TEPCO released two images of the work underway to remove the refueling floor level of unit 1. They commented that
Read more
Fukushima Unit 1 Discharge Canal Begins Filtration
The discharge canal of unit 1 has been the site of ongoing high levels of contamination since the initial disaster.
Read more
Fukushima Unit 1 TIPS Inspection Done, High Radiation Found
A new inspection attempt of the unit 1 TIPS room has been completed between September and October of 2015. TEPCO
Read more
The Curious Case Of Two Fukushima Workers
TEPCO released a handout today providing new data on the unit 1/2 vent tower. The handout included photos from 2013
Read more
TEPCO Says Unit 1-2 Vent Tower Probably OK For Now
TEPCO has been doing another round of inspections on the unit 1-2 vent tower. They told Mainichi they didn’t think
Read more
Fukushima Unit 1 Interim Plan Released
TEPCO released information about the interim plan for cleaning off the refueling floor of unit 1. One of the major
Read more
Fukushima Unit 1 Roof Mostly Removed
TEPCO has removed most of the roof from the cover building of unit 1 at Fukushima Daiichi. This work began
Read more
Fukushima Unit 1 Discharge Canal Has Record Contaminated Water Spike
Contamination levels rose again in the unit 1 discharge canal near the reactor building. Our records show this may have
Read more
Fukushima Unit 1 Cover Partially Removed, Remaining Work Delayed
TEPCO removed one panel of the cover building roof of unit 1 early in the morning on July 28th. After
Read more
Fukushima Unit 1 Airflow Blocking Door Completed
A door to block airflow through unit 1 has been installed. The plastic and steel door was installed to help
Read more
TEPCO To Resume Fukushima Unit 1 Cover Removal Work In Late July
TEPCO announced work to remove the unit 1 cover will resume on July 28th and take about 4 months to
Read more
Second Fukushima Unit 1 Robot Investigation Complete
TEPCO/IRID released a very small selection of video clips from the second investigation that took place over two days along
Read more
2nd Robot Enters Fukushima Unit 1 Containment
TEPCO is reporting that the second robot has been put into containment and made 6 of the 11 data stops
Read more
Report On Fukushima Unit 1 Containment Inspection 2015
Hitachi’s shape changing robot (at least one of them, they have more) is abandoned and dead inside the containment of
Read more
Fukushima Containment Robot To Be Abandoned Inside
TEPCO announced that the robot stuck in containment will not be recovered. They will send a team into the reactor
Read moreFukushima Unit 1 Robot Still Transmitting Data
Asahi Shimbun is reporting that the robot stranded inside unit 1 containment is still transmitting data. This rules out radiation
Read more
Fukushima Unit 1 Robot Failure, What We Know So Far
Per Yahoo News Japan, the robot died about 2/3 of the way through the planned route. Specifics about what kind
Read more
Fukushima Unit 1 Robot Dies In Containment During Inspection
Kyodo News is reporting the robot died inside unit 1’s containment during the inspection. It stopped functioning part way through
Read more
Fukushima Unit 1 Containment Inspection Conducted
TEPCO reports that the work is underway and released three images of the robot being inserted into the containment structure.
Read more
Unit 1 Basement Shows Highly Contaminated Water Remains
TEPCO is making an effort to lower the water level in some of the basement rooms of the unit 1
Read more
Fukushima Daiichi Unit 1 Containment Inspection Starts April 10th
According to a recently released handout from TEPCO and IRID the robot inspection of unit 1’s containment should commence around
Read more
Muon Scan Finds No Fuel In Fukushima Unit 1 Reactor Vessel
TEPCO published the results of the muon scan done by IRID and their cooperating partners. No fuel was found in
Read more
Fukushima Daiichi Discharge Canal Sees Large Contamination Increase
We previously reported about increases at the unit 1 discharge canal back in February. The highs back then were in
Read more
Radiation Spike At Fukushima Daiichi Discharge Canal
A significant spike in contaminated water levels at Fukushima Daiichi in the unit 1 discharge canal was reported today. Readings
Read more
Fukushima Unit 1 Containment Inspection To Begin In April
AP is reporting that Fukushima Daiichi unit 1 will get the first of three anticipated containment inspections in early April
Read more
Muon Scans Begin At Fukushima Daiichi
Muon scans have begun at Fukushima Daiichi for the unit 1 reactor. The set of three self contained boxes has
Read more
Fukushima Unit 1 To Begin Muon Scan In February
Work to install the muon scanners at Fukushima Daiichi unit 1 should be underway by February 2015. A number of
Read more