Fukushima Daiichi
Fukushima Daiichi Unit 3 Spent Fuel Pool - Refueling Machine Control Console

Workers drop refueling crane console into Fukushima Daiichi Reactor 3 spent fuel pool

At the crippled Fukushima Daiichi nuclear power plant, workers accidentally dropped a large piece of debris into the Unit 3 spent fuel pool on Friday, a little after noon. The workers were carrying out…

Mortons Iodized Salt

How table salt may help scientists understand public radiation exposures after a radiation release

Radiation safety workers in Fukushima, Japan have helped a doctoral student at Lund University in Sweden demonstrate that ordinary table salt can be used to measure radiation exposures. The radiation safety workers carried small…

AREVA - Fukushima Daiichi decontamination system

TEPCO to abandon AREVA system amid contaminated water crisis

Tokyo Electric has determined that it will cease use of AREVA’s decontamination system, which uses chemicals to remove radioactive materials from water, as it has not lived up to expectations since it was…

Japan to South Korea

Cesium found in Japanese steel exported to South Korea

South Korean authorities plan to return contaminated steel scrap imported from Japan after detecting Cesium 137 over allowable levels in steel scrap imported from Japan earlier this month. The scrap metals arrived in…

Fukushima Daiichi - Smoke coming out of Unit 3 Reactor Building - March 21st, 2011 - 1728 - Enformable

TEPCO says Fukushima Daiichi Unit 3 meltdown worse than estimated

For the last three and a half years, TEPCO engineers have been working to better characterize the state of the melted nuclear fuel in the Fukushima Daiichi nuclear reactors. Now those officials believe…

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…

Debris removal operations being carried out at the Unit 3 reactor at the Fukushima Daiichi nuclear power plant are being blamed for large releases of radiation into the environment.

Fukushima Daiichi Unit 3 debris removal operations released 280 billion becquerels per hour

TEPCO has announced that they estimate some 1.1 trillion becquerels of radiation was released during debris cleanup operations at the Fukushima Daiichi Unit 3 reactor.  According to TEPCO’s estimates the removal work generated…

Minami Soma Rice Paddy

Fukushima Daiichi cleanup operations blamed for contamination of rice crops

Officials from the agriculture ministry told reporters on Monday that efforts to clean up debris at the Fukushima Daiichi nuclear power plant may have been the source of cesium that contaminated rice crops…

ALPS - Fukushima Daiichi

ALPS system brought back online at Fukushima Daiichi

Tokyo Electric announced that it has resumed full operation of the ALPS system used to decontaminated radioactive water at the Fukushima Daiichi nuclear power plant. The ALPS system is designed to process up…

ASTACO-SoRa robot - Hitachi

Japanese robots working to clean debris from Fukushima Daiichi Reactor 3

Workers at the Fukushima Daiichi nuclear power plant have been using heavy duty remove control decontamination robots to conduct debris removal operations at the Unit 3 reactor building. Radiation levels inside of the…

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…

IAEA review mission members examine recovery work at TEPCO's No.4 reactor building at the tsunami-crippled Fukushima Daiichi Nuclear Power Plant

Japan seeking international assistance with Fukushima Daiichi fuel removal

On Friday, officials from the International Research Institute for Nuclear Decommissioning (IRID) in Japan attending a seminar asked for input from engineers in Japan and across the world on removing melted nuclear fuel…

Groundwater Bypass Plan at Fukushima Daiichi

Radioactivity found in groundwater well at Fukushima Daiichi

Tokyo Electric, operator of the Fukushima Daiichi nuclear power plant, is hoping to draw groundwater and release it into the Pacific Ocean before it becomes highly contaminated while passing through the facility. On…

Workers at the Fukushima Daiichi nuclear power plant stand by as new storage tanks are hoisted into position.

TEPCO unable to bring contaminated water issues under control at Fukushima Daiichi

While Japan was working to secure an Olympic bid last September, Prime Minister Shinzo Abe promised the world that the problems of controlling contaminated water at the Fukushima Daiichi nuclear power plant had…

Overview of the Advanced Liquid Processing System - ALPS - Fukushima Daiichi

TEPCO finds defect in ALPS water treatment system at Fukushima Daiichi

According to Tokyo Electric, the operator of the crippled Fukushima Daiichi nuclear power plant, the most recent breakdown of the Advanced Liquid Processing System (ALPS) is due to a chipped resin filter. The…

Storage tanks used to retain groundwater pumped up from operations

TEPCO officials cannot estimate how frequent water will be discharged from Fukushima Daiichi

Workers at the Fukushima Daiichi nuclear power plant started up a water management system on Wednesday which will pump groundwater into special storage tanks in the hopes of preventing it from becoming highly…

Fukushima Daiichi Over Time

TEPCO to begin dumping groundwater into Pacific Ocean in May

After getting the approval of fishery cooperatives in Fukushima Prefecture last Friday, Tokyo Electric and the Japanese government have announced that they will begin pumping groundwater at the Fukushima Daiichi nuclear power plant…

Clearing debris from around Reactor buildings

TEPCO says running out of room to store contaminated debris at Fukushima Daiichi

Engineers from Tokyo Electric held discussions with officials from the Japanese government on Monday where they communicated that they are running out of room to store contaminated debris at the crippled Fukushima Daiichi…

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