"Reactor 2" tag
Workers monitor water discharge from groundwater bypass operations.

TEPCO says groundwater bypass operations not having effect at Fukushima Daiichi

TEPCO officials have admitted that groundwater bypass operations are failing to reduce tons of water from entering the crippled reactor buildings at the Fukushima Daiichi nuclear power plant. According to TEPCO, at least…

Fukushima Daiichi Ice Wall Operation

TEPCO’s ice wall operation not meeting expectations

In September 2013, Tokyo Electric announced that it planned to drill freeze wells at three feet intervals to create an ‘ice wall’ nearly a mile long  at the Unit 2 and Unit 3…

Ambassador Kennedy looks out the window of her bus as she tours parts of the Fukushima Daiichi nuclear power plant in Japan

Ambassador Kennedy tours Fukushima Daiichi nuclear power plant

Caroline Kennedy, the US Ambassador to Japan, spent three hours visiting the crippled Fukushima Daiichi nuclear power plant on Wednesday as part of her first trip as ambassador to Fukushima Prefecture. While touring…

Fukushima Daiichi Nuclear Power Plant - Sept 2013

Enhanced investigation of crippled containment vessels at Fukushima Daiichi planned

Tokyo Electric is planning a more expansive investigation of the damaged containment vessels at Fukushima Daiichi Reactor 1, Reactor 2, and Reactor 3.  The utility hopes that the information gathered during the investigations…

A photo of the "Warrior" robot which was abandoned in the Fukushima Daiichi Unit 2 reactor building on March 13th, 2014.

Human errors strand robot in Fukushima Daiichi reactor building

Tokyo Electric announced today that the “Warrior” robot, designed and engineered in the United States, tipped over during an inspection of the Unit 2 reactor building two weeks ago and could not be…

The Fukushima Daiichi nuclear power plant pictured in March 2011 and March 2014.

More progress made overhauling site than decommissioning reactors at Fukushima Daiichi

In the three years since the start of the Fukushima Daiichi nuclear disaster there has been a plethora of drastic changes made to the landscape of the Fukushima Daiichi nuclear power plant including;…

Fukushima Daiichi Unit 2 - 2012

Fukushima Daiichi workers cripple thermometer at Fukushima Daiichi Unit 2

TEPCO announced that one of two thermometers used to monitor temperatures in the lower part of the Unit 2 reactor vessel has failed. The utility said the problem was caused by workers who…

Fukushima Daiichi Unit 2 - 2012

TEPCO confirms hole in Fukushima Daiichi Unit 2 suppression pool

On Thursday, officials from the Tokyo Electric Power Company admitted that the suppression pool of the Fukushima Daiichi Unit 2 reactor may have a 3-centimeter hole in it, allowing the highly radioactive water…

March 22nd, 2011 - Core melt at Fukushima Unit 1 from 11 to 12 March 2011

March 22nd, 2011 – Core melt at Fukushima Unit 1 from 11 to 12 March 2011

March 22nd, 2011 – Core Melt at Fukushima Unit 1 From 11 to 12 March 2011 – Pages From C146301-02X – Group…

March 23rd, 2011 - Over 9,000 lbs of salt added each day to reactor pressure vessels of Fukushima Daiichi Unit 2 and Unit 3

March 23rd, 2011 – Over 9,000 lbs of salt added each day to reactor pressure vessels of Fukushima Daiichi Unit 2 and Unit 3

An analysis of salt accumulation in Fukushima Daiichi Unit 2 and Unit 3 reactor pressure vessels conducted by Dr. Mitchell T. Farmer, Reactor Safety Experimentation Section Manager at Argonne National Laboratory. March 23rd,…

April 29th, 2011 - Consortium  analysis of TEPCO Roadmap at Fukushima Daiichi

April 29th, 2011 – Consortium of Industrial and Governmental Organizations analysis of TEPCO Roadmap at Fukushima Daiichi

In April of 2011, a consortium of industrial and governmental organizations established to provide advice to Japan in its efforts to stabilize the conditions at the Fukushima Daiichi nuclear power plant, authored an…

Fukushima Daiichi Unit 1 and Unit 2 exhaust stack

TEPCO investigates radiation levels of exhaust stack at Fukushima Daiichi

Workers at the Fukushima Daiichi nuclear power plant used a camera attached to a long pole with a dosimeter to explore highly radioactive areas near the combined exhaust stack for Unit 1 and…

March 31st, 2011 - TEPCO's assessment of structural damage to Unit 1, 3, and 4 reactor buildings

March 31st, 2011 – TEPCO’s assessment of structural damage to Unit 1, 3, and 4 reactor buildings

March 31st, 2011 – TEPCO’s Assessment of Structural Damage to Unit 1, 3, And 4 Reactor Buildings by Enformable

Fukushima Daiichi Unit 2 Torus Investigation 19

Workers investigate Fukushima Daiichi Unit 2 Torus Chamber

On April 11th and 12th, workers at the Fukushima Daiichi nuclear power station used an endoscopic camera to investigate the torus chamber in the Unit 2 reactor building.  On the second day, workers…

Toshiba Dry Ice Vacuum Cleaner Robot For Fukushima Daiichi Decontamination

Toshiba develops new decontamination vacuum robot to aid efforts at Fukushima Daiichi

The Fukushima Daiichi nuclear disaster may bring about a small revival to Japan’s robotics industry, which had long been losing ground with consumers as they worked on developing robots which could carry out…

OLYMPUS DIGITAL CAMERA

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…

Fukushima Daiichi Unit 2 Torus Survey

Workers at Fukushima Daiichi drill new hole in torus of Unit 2 for survey

On Sunday and Monday, workers at Fukushima Daiichi carried out operations at the Unit 2 reactor to drill a new penetration on the first floor to insert a dosimeter, thermometer, and camera.  The…

121211_01

Tetrapod robot used to investigate vent pipe of Fukushima Daiichi Unit 2

Workers at the Fukushima Daiichi nuclear power plant used a quadrupedal walking robot to investigate the vent pipe area in the Unit 2 reactor building. The investigation revealed no evidence of water leakage…

March 22nd, 2011 - Details on source of white smoke from unit 2 - Suspect some torus damage

March 22nd, 2011 – Details on source of white smoke from unit 2 – Suspect some torus damage

Pages From ML11230A043 – March 22nd, 2011 – Details on Source of White Smoke From Unit 2 – Suspect Some Tor…

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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…

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