Highly radioactive debris recovered from atop crippled Fukushima Daiichi reactor
Workers at Fukushima Daiichi were working this week to remove rubble from atop the crippled Fukushima Daiichi Unit 3 reactor building with remote-controlled cranes, when they discovered the radiation dose from a piece…
TEPCO installs cover at Fukushima Daiichi Unit 3 Spent Fuel Pool
For the last year and a half, workers at the Fukushima Daiichi nuclear power plant have been working to clear debris from atop the decimated reactor building. After an explosion ripped the building…
TEPCO still unable to restore power at all affected facilities
Monday night, a power outage at the Main Anti-Earthquake Building at the Fukushima Daiichi nuclear power station suspended operations at three spent fuel pool cooling systems and other critical plant facilities. TEPCO was…
TEPCO releases video footage of Fukushima Daiichi Reactor 3 spent fuel pool
TEPCO released video footage of an investigation into the Fukushima Daiichi Reactor 3 spent fuel pool, after workers performing debris removal operations knocked the fuel handling machine mast into the spent fuel pool….
TEPCO workers find fuel handling mast atop spent fuel storage racks in Fukushima Daiichi Unit 3
TEPCO workers sent an underwater camera into the Unit 3 spent fuel pool to determine the final resting place of the fuel handling machine mast, which was knocked into the Unit 3 spent…
TEPCO reports problems with debris removal operations at Fukushima Daiichi
This week TEPCO workers have been working to remove debris from the top of the Unit 3 reactor building, clearing the way to begin construction of additional protective covering structures and eventual removal…
TEPCO releases trove of images taken during early days of Fukushima Daiichi disaster
Today, TEPCO published nearly two thousand photos of the first weeks of the response to the Fukushima Daiichi nuclear disaster. During the early days of the accident workers were temporarily evacuated multiple times…
March 24th, 2011 – Neutron source found 1 mile from Fukushima Daiichi – Maybe from Unit 3 explosion
Male Participant: You know, we do believe that based on information from TEPCO and identification of neutron sources, you know, found at the one mile from the plant that some fuel may have…
Radiation levels in Fukushima Daiichi Reactor 3 more than doubled in many locations since measured last year
TEPCO announced that the robot used to enter the Fukushima Daiichi Unit 3 Reactor Building measured radiation levels up to 4,780 mSv per hour, nearly three times the 1,300 mSv reading taking in…
TEPCO releases new data related to white smoke from Fukushima Daiichi Unit 3
NHK journalists who were investigating the radiation data from the Fukushima nuclear disaster found abnormalities in the radiation data from Fukushima Daini. After asking TEPCO for clarification, the utility revealed the existence of…
In-Focus: Fukushima – TEPCO to construct cover over Unit 3 – Cesium contamination discovered in several products
TEPCO to construct cover over Fukushima Daiichi Reactor 3 TEPCO has released designs for a cover to construct around the crippled Unit 3 reactor building in order to allow the utility to remove…
In-Focus: Fukushima – TEPCO working to remove steel beam from Unit 3 SFP
TEPCO working to remove steel beam from Fukushima Daiichi Reactor 3 Spent Fuel Pool Source: TEPCO Source: JiJi Press TEPCO to expand decontamination personnel Source: NHK Source: JiJi Press Chronic personnel shortages in…
TEPCO releases video and photos of Unit 3 spent fuel pool after steel frame accident
Around 11:07 AM on September 22nd, while working on removing debris from atop the crippled reactor building, a heavy thousand pound steel frame was knocked into Reactor 3′s spent fuel pool. The steel…
TEPCO establishes third-party panel to improve nuclear safety and corporate management
After being the subject of multiple critical reports from investigation panels probing the Fukushima nuclear disaster, TEPCO announced that it had commissioned a third-party panel to improve transparency, nuclear safety, and corporate management….
Many difficulties lie ahead in decommissioning work after the Fukushima Daiichi nuclear disaster
One and a half years after the March 11th disaster at Fukushima, workers on-site face immense difficulties in decommissioning work at the crippled nuclear power plant. The utility now admits that the explosion…
March 22nd, 2011 – Source terms and doses exceeding PAGs – Drywell reading source terms
Pages From ML12096A069 – March 22nd, 2011 – Source Terms and Doses Exceeding PAGs – Drywell Reading Source …
March 20th, 2011 – After Unit 3 explosion people working outside for 15-30 minutes later show radiation levels of more than 10 mSv
From: PMT03 Hoc Sent: Sunday, March 20, 2011 5:26 PM To: Hoc, PMT12; PMT07 Hoc Subject: RE: Utube video of workers Fukushima Daiichi Worker Interviews Source: NHK World (www.youtube.com/watch?v=qc3BKldg3-c) Received from ET02 at…
More contaminated water found leaking at Fukushima Daiichi
A worker at Fukushima Daiichi was moving about the disaster site Tuesday, when he noticed that there was a pool of water covering the floor on the first floor of the Unit 4…
In-house videos of communications of Fukushima Daiichi nuclear disaster released by TEPCO
After nearly a year and a half after the March 11th disaster, TEPCO has finally started allowing media journalists to review in-house teleconference video footage of communications between March 11th, 2011 and March…
March 22, 2011 – Summary of phone call between PMT and NEI (930AM – 948AM)
Summary of phone call between PMT and NEI (March 22, 2011; 9:30AM – 9:48AM) NEI Attendees: Ellen Anderson (exa(bnei.org) (leader) Jamie Mallon Graham Johnson Others (complete list to be emailed by NEI to…







