About WNN
·
Subscribe
Home
·
Energy & Environment
·
New Nuclear
·
Regulation & Safety
·
Nuclear Policies
·
Corporate
·
Uranium & Fuel
·
Waste & Recycling
·
Podcasts & Features
·
Fusion
·
Country Index
About WNN
HOME
/ Fukushima accident
Earthquake not a factor in Fukushima accident
The tsunami of 11 March was the 'direct cause' of the accident at the Fukushima Daiichi nuclear power plant, concluded an official investigation report. It dismissed the idea that earthquake damage was a major factor in the accident.
Regulation & Safety
·
Friday, 2 December 2011
New analysis of Fukushima core status
A new analysis of the accident at Fukushima Daiichi indicates more extensive melting probably occurred at unit 1 than previously thought, although the predicted status of units 2 and 3 remains about the same.
Regulation & Safety
·
Wednesday, 30 November 2011
Fukushima xenon from spontaneous decay
The origin of xenon in the containment of Fukushima Daiichi 2 is currently considered to be spontaneous fission, a process of radioactive decay not involving any chain reaction.
Regulation & Safety
·
Thursday, 3 November 2011
Concerns of fission at unit 2
The possible detection of xenon at Fukushima Daiichi 2 has led to questions over ongoing fission, but detection is uncertain and a translation error may have exacerbated anxiety.
Regulation & Safety
·
Wednesday, 2 November 2011
Fukushima units on target for cold shutdown
Units 1 to 3 at the Fukushima Daiichi plant are all on track to be declared in cold shutdown by the end of the year, in line with the schedule set in the restoration roadmap, according to plant owner Tokyo Electric Power Company.
Regulation & Safety
·
Tuesday, 18 October 2011
Clean-up in Fukushima
The effort to decontaminate the area around Fukushima Daiichi is gathering pace with the goal of enabling the return of residents evacuated some six months ago.
Regulation & Safety
·
Wednesday, 5 October 2011
Fukushima 1 taking cover
Work to complete the cover over Tepco's Fukushima Daiichi unit 1 continues. It will form a seal around the damaged building, preventing any potential emissions of radioactive material.
Regulation & Safety
·
Tuesday, 20 September 2011
Fukushima third reactor temperature down
The operation of a core spray has helped to bring the temperature of Fukushima Daiichi 3 below 100ºC - the benchmark for cold shutdown.
Regulation & Safety
·
Tuesday, 6 September 2011
Tepco to try core cooling system
The temperature of the reactor core of unit 3 of the damaged Fukushima Daiichi plant is expected to drop significantly with the commissioning of a more efficient cooling system, according to Tokyo Electric Power Company (Tepco).
Regulation & Safety
·
Wednesday, 24 August 2011
Progress report on Fukushima Daiichi
Some stabilisation targets have been met at the Fukushima Daiichi nuclear power plant, but levels of contaminated water in the basements remain Tepco's biggest challenge.
Regulation & Safety
·
Wednesday, 17 August 2011
Assembly of Fukushima cover underway
Tokyo Electric Power Company has started assembling a cover over the damaged reactor building of unit 1 at the Fukushima Daiichi nuclear power plant. Meanwhile, an alternative cooling system has now been put into operation at the unit's used fuel pool.
Regulation & Safety
·
Thursday, 11 August 2011
Study coming on Fukushima evacuation zone
Japanese authorities are to start detailed studies which could lead to a re-assessment of the evacuation measures in Fukushima prefecture.
Regulation & Safety
·
Thursday, 4 August 2011
«
19
20
21
22
23
24
»
Keep me informed
Keep me informed
A new analysis of the accident at Fukushima Daiichi indicates more extensive melting probably occurred at unit 1 than previously thought, although the predicted status of units 2 and 3 remains about the same.
Work to complete the cover over Tepco's Fukushima Daiichi unit 1 continues. It will form a seal around the damaged building, preventing any potential emissions of radioactive material..jpg "Core spray system (Tepco)")
The operation of a core spray has helped to bring the temperature of Fukushima Daiichi 3 below 100ºC - the benchmark for cold shutdown.
Tokyo Electric Power Company has started assembling a cover over the damaged reactor building of unit 1 at the Fukushima Daiichi nuclear power plant. Meanwhile, an alternative cooling system has now been put into operation at the unit's used fuel pool.