Fukushima accident rss

Muons suggest location of fuel in unit 3

Regulation and Safety

02 October 2017

FD3 fuel debris - September 2017 - 48Some of the fuel in the damaged unit 3 of the Fukushima Daiichi plant has melted and dropped into the primary containment vessel, initial results from using a muon detection system indicate. Part of the fuel, however, is believed to remain in the reactor pressure vessel.

Last part of Fukushima ice wall being frozen

Regulation and Safety

23 August 2017

The final part of an ice wall surrounding the damaged Fukushima Daiichi reactors is being frozen, Tokyo Electric Power Company said yesterday. The ice wall prevents the travel of water into or out of the reactor building basements.

Tepco study of unit 3 containment vessel under way

Regulation and Safety

21 July 2017

Fukushima Daiichi 3 PCV survey - 22 July 2017 - 48UPDATED Tokyo Electric Power Company has confirmed the presence of what could be melted fuel and fallen debris within the lower part of the flooded primary containment vessel of unit 3 at the damaged Fukushima Daiichi nuclear power plant in Japan. Similar surveys using robots have already been carried out at units 1 and 2 of the plant.

New advice for managing nuclear accidents

Regulation and Safety

07 September 2017

The European Commission-funded Shamisen project has published 28 recommendations to improve the preparedness and response to a nuclear accident. The recommendations follow an 18-month review of the response to previous accidents, particularly Chernobyl and Fukushima.

Japanese marine sampling data reliable, says IAEA

Regulation and Safety

02 August 2017

Fukushima marine sediment sampling - 48Analyses by Japanese laboratories of seawater, marine sediment and fish samples taken from near the damaged Fukushima Daiichi nuclear power plant produce reliable data, according to the International Atomic Energy Agency. The agency compared the results obtained from seven Japanese labs with those from three labs outside Japan.

Robot ready to inspect Fukushima Daiichi 3 vessel

Regulation and Safety

15 June 2017

Toshiba-IRID ROV for FD3 PCV - 48An underwater robot has been developed to inspect the flooded primary containment vessel of unit 3 at the damaged Fukushima Daiichi nuclear power plant in Japan. The robot is expected to be deployed in the coming months, following the training of operators.